Key Locking Inserts

Key locking thread inserts are designed to repair damaged threads or for use in original equipment, provide easy installation and versatility, available in carbon and stainless steel, both inch and metric series, and are supplied in Miniature, Thin wall, Thick Wall and Extra Thick Wall styles.

Featuring a key-locking action that prevents rotation due to vibration or torsion.

  • Mechanical Lock Prevention: Integrated keys drive into the parent material, locking the insert firmly against rotation and vibration.
  • Industrial-Grade Durability: Available in high-strength carbon steel and stainless steel for maximum corrosion resistance.
  • Easy Installation & Repair: No special taps required. Ideal for quickly repairing stripped threads or reinforcing original equipment.
  • USA Standard Compliance: Precision-engineered to meet rigorous US industrial and manufacturing standards.
key locking thread insert drill chart

Product Variations & Sizes

Key Locking Inserts For Metal

Mil-Spec Stainless Steel Key-Locking Inserts Miniature Non-Locking

Insert Finish: Passivated

Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Part # DINAMRO Military Standard Military Standard Part# Part No MCMASTER CHRISLYNN National Aerospace Standard Part#
2-56 8-32 1/8 3B 3A 29 D130001 MS51830-101 93904A100 76283 NA
4-40 10-32 11/64 3B 2A 20 D130002 MS51830-102 93904A200 76284 NA
4-40 12-24 1/4 3B 2A 14 D130003 NAS1395C04 93904A211 NA NA
6-32 12-28 11/64 3B 2A 3/16 D130004 MS51830-103 93904A300 76285 NA
6-32 1/4-20 1/4 3B 2A 7/32 D130005 NAS1395C06 93904A212 NA NA
8-32 1/4-20 1/4 3B 2A 7/32 D130006 NAS1394C08 93904A213 NA NA
8-32 1/4-28 7/32 3B 2A 15/64 D130007 MS51830-104 93904A400 76286 NA

Mil-Spec Stainless Steel Key-Locking Inserts Thin Wall Non-Locking

Insert Finish: Passivated

Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Part # DINAMRO Military Standard Military Standard Part# Part No MCMASTER CHRISLYNN CarrLane National Aerospace Standard Part#
10-24 5/16”-18 5/16” 3B 2A I D130008 MS51830-105 93904A600 76321 CL-1024-TSKS NA
10-32 5/16”-18 5/16” 3B 2A I D130009 MS51830-201 93904A612 76521 CL-1032-TSKS NAS1394C3
1/4”-20 3/8”-16 3/8” 3B 2A Q D130010 MS51830-106 93904A610 76322 CL-1420-TSKS NA
1/4”-28 3/8”-16 3/8” 3B 2A Q D130011 MS51830-202 93904A622 76522 CL-1428-TSKS NAS1394C4
5/16”-18 7/16”-14 7/16” 3B 2A X D130012 MS51830-107 93904A620 76323 CL-51618-TSKS NA
5/16”-24 7/16”-14 7/16” 3B 2A X D130013 MS51830-203 93904A214 76523 MS51830-203
3/8”-16 1/2”-13 1/2” 3B 2A 29/64” D130014 MS51830-108 93904A630 76324 CL-3816-TSKS NA
3/8”-24 1/2”-13 1/2” 3B 2A 29/64” D130015 MS51830-204 93904A215 76524 NAS1394C5
7/16”-14 9/16”-12 9/16” 3B 2A 33/64” D130016 MS51830-109 93904A227 76325 NA
7/16”-20 9/16”-12 9/16” 3B 2A 33/64” D130017 MS51830-205 93904A216 76525 NAS1394C7
1/2”-13 5/8”-11 5/8” 3B 2A 37/64” D130018 MS51830-110 93904A640 76326 CL-1213-TSKS NA
1/2”-20 5/8”-11 5/8” 3B 2A 37/64” D130019 MS51830-206 93904A217 76526 NAS1394C8

Mil-Spec Stainless Steel Key-Locking Inserts Thick Wall Non-Locking

Insert Finish: Passivated

Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Part # DINAMRO Military Standard Military Standard Part# Part No MCMASTER CHRISLYNN CarrLane National Aerospace Standard Part#
8-32 5/16”-18 5/16” 3B 2A I D130020 NA 93904A500 76300 NAS1395C08
10-24 3/8”-16 5/16” 3B 2A Q D130021 MS51831-101 93904A510 76301 CL-1024-SKS NA
10-32 3/8”-16 5/16” 3B 2A Q D130022 MS51831-201 93904A512 76501 CL-1032-SKS NAS1395C3
1/4”-20 7/16”-14 3/8” 3B 2A X D130023 MS51831-102 93904A520 76302 CL-1420-SKS NA
1/4”-28 7/16”-14 3/8” 3B 2A X D130024 MS51831-202 93904A522 76502 CL-1428-SKS NAS1395C4
5/16”-18 1/2”-13 7/16” 3B 2A 29/64” D130025 MS51831-103 93904A530 76303 CL-51618-SKS NA
5/16”-24 1/2”-13 7/16” 3B 2A 29/64” D130026 MS51831-203 93904A532 76503 NAS1395C5
3/8”-16 9/16”-12 1/2” 3B 2A 33/64” D130027 MS51831-104 93904A540 76304 CL-3816-SKS NA
3/8”-24 9/16”-12 1/2” 3B 2A 33/64” D130028 MS51831-204 93904A542 76504 CL-3824-SKS NAS1395C6
7/16”-14 5/8”-11 5/8” 3B 2A 37/64” D130029 MS51831-105 93904A226 76305 NA
7/16”-20 5/8”-11 5/8” 3B 2A 37/64” D130030 MS51831-205 93904A229 76505 NAS1395C7
1/2”-13 11/16-11 5/8” 3B 2A 45/64” D130031 MS51831-106 93904A550 76306 NA
1/2”-20 11/16-11 5/8” 3B 2A 45/64” D130032 MS51831-206 93904A232 76506 NAS1395C8
9/16”-12 13/16″-16 13/16” 3B 2A 45/64” D130033 MS51831-107 93904A234 76307 NA
9/16”-18 13/16″-16 13/16” 3B 2A 45/64” D130034 MS51831-207 93904A236 76507 NAS1395C9
5/8”-11 7/8”-14 7/8” 3B 2A 53/64” D130035 MS51831-108 93904A238 76308 CL-5811-SKS NA
5/8”-18 7/8”-14 7/8” 3B 2A 53/64” D130036 MS51831-208 93904A241 76508 NAS1395C10
3/4”-10 1 1/8”-12 1 1/8” 3B 2A 1 1/16” D130037 MS51831-109 93904A244 76309 CL-3410-SKS NA
3/4”-16 1 1/8”-12 1 1/8” 3B 2A 1 1/16” D130038 MS51831-209 93904A245 76509 NA
7/8″-9 1 1/4”-12 1 1/4″ 3B 2A 1 3/16″ D130039 MS51831-110 93904A247 76310 NA
7/8″-14 1 1/4”-12 1 1/4″ 3B 2A 1 3/16″ D130040 MS51831-210 93904A249 76510 NA
1″-8 1 3/8”-12 1 3/8″ 3B 2A 1 5/16″ D130041 MS51831-111 93904A252 NA
1″-12 1 3/8”-12 1 3/8″ 3B 2A 1 5/16″ D130042 MS51831-211 93904A254 76511 NA

Mil-Spec Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking

Insert Finish: Passivated

Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Part # DINAMRO Military Standard Military Standard Part# Part No MCMASTER CHRISLYNN
10-24 7/16”-14 5/16” 3B 2A X D130043 MS51832-101 93904A218 76333
10-32 7/16”-14 5/16” 3B 2A X D130044 MS51832-201 93904A219 76533
1/4”-20 1/2”-13 3/8” 3B 2A 29/64” D130045 MS51832-102 93904A313 76334
1/4”-28 1/2”-13 3/8” 3B 2A 29/64” D130046 MS51832-202 93904A221 76534
5/16”-18 9/16”-12 7/16” 3B 2A 33/64” D130047 MS51832-103 93904A222 76335
5/16”-24 9/16”-12 7/16” 3B 2A 33/64” D130048 MS51832-203 93904A223 76535
3/8”-16 5/8”-11 1/2” 3B 2A 37/64” D130049 MS51832-104 93904A224 76336
3/8”-24 5/8”-11 1/2” 3B 2A 37/64” D130050 MS51832-204 93904A225 76536
7/16”-14 11/16”-11 5/8” 3B 2A 45/64” D130051 MS51832-105 93904A228 76337
1/2”-13 13/16”-16 11/16” 3B 2A 53/64” D130052 MS51832-106 93904A231 76338
1/2”-20 13/16”-16 11/16” 3B 2A 53/64” D130053 MS51832-206 93904A233 76538
9/16”-12 7/8”-14 13/16” 3B 2A 53/64” D130054 MS51832-107 93904A235 76339
9/16”-18 7/8”-14 13/16” 3B 2A 53/64” D130055 MS51832-207 93904A237 76539
5/8”-11 1”-12 7/8” 3B 2A 15/16” D130056 MS51832-108 93904A239 76340
5/8”-18 1”-12 7/8” 3B 2A 15/16” D130057 MS51832-208 93904A242 76540
3/4”-10 1 1/4”-12 1 1/8” 3B 2A 1 3/16” D130058 MS51832-109 93904A243 76341
7/8”-9 1 3/8”-12 1 1/4” 3B 2A 1 5/16” D130059 MS51832-110 93904A248 76342
1”-8 1 1/2”-12 1 3/8” 3B 2A 1 7/16” D130060 MS51832-111 93904A253 76343

Mil-Spec Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking

Insert Finish: Passivated

Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Part # DINAMRO Military Standard Military Standard Part# Part No MCMASTER CHRISLYNN
M4x0.7 M 8×1.25 8.0 5H 4H 6.9 D130061 KNHM 4×0.7 NA 66363
M5x0.8 M 10×1.25 10.0 5H 4H 8.8 D130062 KNHM 5×0.8 NA 66364
M6x1.0 M 12×1.25 12.0 5H 4H 10.8 D130063 KNHM 6×1.0 NA 76365
M8x1.25 M 14X1.5 14.0 5H 4H 12.8 D130064 KNHM 8×1.25 NA 66366
M8x1.0 M 14X1.5 14.0 5H 4H 12.8 D130065 KNHM 8×1.0 NA 66566
M10x1.5 M 16×1.5 16.0 5H 4H 14.75 D130066 KNHM 10×1.5 NA 66367
M10-1.25 M 16×1.5 16.0 5H 4H 14.75 D130067 KNHM 10×1.25 NA 66567
M12-1.75 M 18X1.5 18.0 5H 4H 16.75 D130068 KNHM 12×1.75 NA 66369
M12-1.5 M 18X1.5 18.0 5H 4H 16.75 D130069 KNHM 12×1.5 NA NA
M12-1.25 M 18X1.5 18.0 5H 4H 16.75 D130070 KNHM 12×1.25 NA 66569
M 14×2.0 M 20×1.5 20.0 5H 4H 18.75 D130071 KNHM 14×2.0 NA 66370
M 14×1.5 M 20×1.5 20.0 5H 4H 18.75 D130072 KNHM 14×1.5 NA 66570
M 16×2.0 M 22×1.5 22.0 5H 4H 20.5 D130073 KNHM16x2.0 NA 76371
M 16×1.5 M 22×1.5 22.0 5H 4H 20.5 D130074 KNHM 16×1.5 NA 76571
M 18×1.5 M 24×1.5 24.0 5H 4H 22.5 D130075 KNHM 18×1.5 NA 66572
M 20×2.5 M 30×2.0 30.0 5H 4H 28.0 D130076 KNHM 20×2.5 NA 76373
M 20×1.5 M 30×2.0 30.0 5H 4H 28.0 D130077 KNHM 20×1.5 NA 66573
M 22×1.5 M 32×2.0 32.0 5H 4H 30.0 D130078 KNHM 22×1.5 NA 76574
M 24×3.0 M 33×2.0 33.0 5H 4H 31.0 D130079 KNHM 24×3.0 NA 66375
M 24×2.0 M 33×2.0 33.0 5H 4H 31.0 D130080 KNHM 24×2.0 NA 76575

Mil-Spec Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking

Insert Finish: Passivated

Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Part # DINAMRO Military Standard Military Standard Part# Part No MCMASTER CHRISLYNN
M 5×0.8 M 8×1.25 8.0 5H 4H 6.9 D130081 KNM 5×0.8 NA 76351
M 6×1.0 M 10×1.25 10.0 5H 4H 8.8 D130082 KNM 6×1.0 NA 76352
M 8×1.25 M 12×1.25 12.0 5H 4H 10.8 D130083 KNM 8×1.25 NA 76353
M 8×1.0 M 12×1.25 12.0 5H 4H 10.8 D130084 KNM 8×1.0 NA 76553
M 10×1.5 M 14X1.5 14.0 5H 4H 12.8 D130085 KNM 10×1.5 NA 76355
M 10×1.25 M 14X1.5 14.0 5H 4H 12.8 D130086 KNM 10×1.25 NA 76555
M 12×1.75 M 16X1.5 16.0 5H 4H 14.75 D130087 KNM 12×1.75 NA 76356
M 12×1.25 M 16X1.5 16.0 5H 4H 14.75 D130088 KNM 12×1.25 NA 76556

Mil-Spec Metric Stainless Steel Key-Locking Inserts Miniature Non-Locking

Insert Finish: Passivated

Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Part # DINAMRO Military Standard Military Standard Part# Part No MCMASTER CHRISLYNN
M2 x 0.4 M4 x 0.7 3 5H 4H 6.9 D130089 KNCM 2×0.4 NA 76382
M2.5 x 0.45 M4.5 x 0.75 3.81 5H 4H 8.8 D130090 KNCM 2.5×0.45 NA 76383
M3 x 0.5 M5 x 0.8 4.25 5H 4H 10.8 D130091 KNCM 3×0.5 NA 76384
M4 x 0.7 M6 x 0.75 5.25 5H 4H 10.8 D130092 KNCM 4×0.7 NA 76386
key locking thread insert carbon steel

Key Locking Inserts Carbon Steel

Key locking thread inserts are Designed to repair damaged threads or for use in original equipment, provide easy installation and versatility, available in carbon and stainless steel, both inch and metric series, and are supplied in Miniature, Thin wall, Thick Wall and Extra Thick Wall styles.

Featuring a key-locking action that prevents rotation due to vibration or torsion.

– Any Thread Size and Length Can Be Customized

-LOW MOQ

Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No DINAMRO/Stainless Steel RECOIL Part Number/Stainless Steel Part No MCMASTER CHRISLYNN CarrLane
Carbon Steel Key-Locking Inserts Miniature–Non-Locking Miniature 2-56 8-32 1/8 2B 2A 29 Carbon Steel C1215 Zinc Phosphate 2 D170001 NA – – –
Carbon Steel Key-Locking Inserts Miniature–Non-Locking Miniature 4-40 10-32 11/64 2B 2A 20 Carbon Steel C1215 Zinc Phosphate 2 D170002 NA – – –
Carbon Steel Key-Locking Inserts Miniature–Non-Locking Miniature 4-40 12-24 1/4 2B 2A 14 Carbon Steel C1215 Zinc Phosphate 2 D170003 NA – – –
Carbon Steel Key-Locking Inserts Miniature–Non-Locking Miniature 6-32 12-28 11/64 2B 2A 3/16 Carbon Steel C1215 Zinc Phosphate 2 D170004 NA – – –
Carbon Steel Key-Locking Inserts Miniature–Non-Locking Miniature 6-32 1/4-20 1/4 2B 2A 7/32 Carbon Steel C1215 Zinc Phosphate 2 D170005 NA – – –
Carbon Steel Key-Locking Inserts Miniature–Non-Locking Miniature 8-32 1/4-20 1/4 2B 2A 7/32 Carbon Steel C1215 Zinc Phosphate 2 D170006 NA – – –
Carbon Steel Key-Locking Inserts Miniature–Non-Locking Miniature 8-32 1/4-28 7/32 2B 2A 15/64 Carbon Steel C1215 Zinc Phosphate 2 D170007 NA – – –
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No DINAMRO/Stainless Steel RECOIL Part Number/Stainless Steel Part No MCMASTER CHRISLYNN CarrLane
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 10-24 5/16”-18 0.31 2B 2A I Carbon Steel C1215 Zinc Phosphate 2 D170008 73601 – 65921 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 10-32 5/16”-18 0.31 2B 2A I Carbon Steel C1215 Zinc Phosphate 2 D170009 74601 – 66121 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 1/4”-20 3/8”-16 0.37 2B 2A Q Carbon Steel C1215 Zinc Phosphate 2 D170010 73041 – 65922 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 1/4”-28 3/8”-16 0.37 2B 2A Q Carbon Steel C1215 Zinc Phosphate 2 D170011 74041 – 66122 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 5/16”-18 7/16”-14 0.43 2B 2A X Carbon Steel C1215 Zinc Phosphate 4 D170012 73051 – 65923 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 5/16”-24 7/16”-14 0.43 2B 2A X Carbon Steel C1215 Zinc Phosphate 4 D170013 74051 – 66123 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 3/8”-16 1/2”-13 0.50 2B 2A 29/64” Carbon Steel C1215 Zinc Phosphate 4 D170014 73061 – 65924 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 3/8”-24 1/2”-13 0.50 2B 2A 29/64” Carbon Steel C1215 Zinc Phosphate 4 D170015 74061 – 66124 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 7/16”-14 9/16”-12 0.56 2B 2A 33/64” Carbon Steel C1215 Zinc Phosphate 4 D170016 73071 – 65925 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 7/16”-20 9/16”-12 0.56 2B 2A 33/64” Carbon Steel C1215 Zinc Phosphate 4 D170017 74071 – 66125 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 1/2”-13 5/8”-11 0.62 2B 2A 37/64” Carbon Steel C1215 Zinc Phosphate 4 D170018 73081 – 65926 –
Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall 1/2”-20 5/8”-11 0.62 2B 2A 37/64” Carbon Steel C1215 Zinc Phosphate 4 D170019 74081 – 66126 –
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CHRISLYNN CarrLane
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 8-32 5/16”-18 0.31 2B 2A I Carbon Steel C1215 Zinc Phosphate 2 D170020 73582 – 65900 –
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 10-24 3/8”-16 0.31 2B 2A Q Carbon Steel C1215 Zinc Phosphate 2 D170021 73602 – 65901 CL-1024-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 10-32 3/8”-16 0.31 2B 2A Q Carbon Steel C1215 Zinc Phosphate 2 D170022 74602 – 66101 CL-1032-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 1/4”-20 7/16”-14 0.37 2B 2A X Carbon Steel C1215 Zinc Phosphate 2 D170023 73042 – 65902 CL-1420-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 1/4”-28 7/16”-14 0.37 2B 2A X Carbon Steel C1215 Zinc Phosphate 2 D170024 74042 – 66102 CL-1428-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 5/16”-18 1/2”-13 0.43 2B 2A 29/64” Carbon Steel C1215 Zinc Phosphate 4 D170025 73052 – 65903 CL-51618-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 5/16”-24 1/2”-13 0.43 2B 2A 29/64” Carbon Steel C1215 Zinc Phosphate 4 D170026 74052 – 66103 CL-51624-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 3/8”-16 9/16”-12 0.50 2B 2A 33/64” Carbon Steel C1215 Zinc Phosphate 4 D170027 73062 – 65904 CL-3816-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 3/8”-24 9/16”-12 0.50 2B 2A 33/64” Carbon Steel C1215 Zinc Phosphate 4 D170028 74062 – 66104 CL-3824-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 7/16”-14 5/8”-11 0.62 2B 2A 37/64” Carbon Steel C1215 Zinc Phosphate 4 D170029 73072 – 65905 CL-71614-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 7/16”-20 5/8”-11 0.62 2B 2A 37/64” Carbon Steel C1215 Zinc Phosphate 4 D170030 74072 – 66105 CL-71620-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 1/2”-13 3/4″-16 0.62 2B 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170031 73082 – 65906 CL-1213-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 1/2”-20 3/4″-16 0.62 2B 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170032 74082 – 66106 CL-1220-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 1/2”-13 11/16-11 0.62 2B 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170033 NA – – –
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 1/2”-20 11/16-11 0.62 2B 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170034 NA – – –
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 9/16”-12 3/4”-16 .81 2B 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170035 NA – 65907 CL-91612-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 9/16”-18 3/4”-16 .81 2B 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170036 NA – 66107 CL-91618-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 9/16”-12 13/16″-16 .81 2B 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170037 73092 – – –
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 9/16”-18 13/16″-16 .81 2B 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170038 74092 – – –
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 5/8”-11 7/8”-14 0.87 2B 2A 53/64” Carbon Steel C1215 Zinc Phosphate 4 D170039 73102 – 65908 CL-5811-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 5/8”-18 7/8”-14 0.87 2B 2A 53/64” Carbon Steel C1215 Zinc Phosphate 4 D170040 74102 – 66108 CL-5818-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 3/4”-10 1 1/8”-12 1.12 2B 2A 1 1/16” Carbon Steel C1215 Zinc Phosphate 4 D170041 73122 – 65909 CL-3410-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 3/4”-16 1 1/8”-12 1.12 2B 2A 1 1/16” Carbon Steel C1215 Zinc Phosphate 4 D170042 74122 – 66109 CL-3416-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 7/8″-9 1 1/4”-12 1.25 2B 2A 1 3/16″ Carbon Steel C1215 Zinc Phosphate 4 D170043 73142 – 65910 CL-789-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 7/8″-14 1 1/4”-12 1.25 2B 2A 1 3/16″ Carbon Steel C1215 Zinc Phosphate 4 D170044 74142 – 66110 CL-7814-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 1″-8 1 3/8”-12 1.37 2B 2A 1 5/16″ Carbon Steel C1215 Zinc Phosphate 4 D170045 73162 – 65911 CL-18-KS
Carbon Steel Key-Locking Inserts Thick Wall–Non-Locking Thick Wall/Heavy Duty 1″-12 1 3/8”-12 1.37 2B 2A 1 5/16″ Carbon Steel C1215 Zinc Phosphate 4 D170046 74162 – 66111 CL-112-KS
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CHRISLYNN CarrLane
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 6-32 5/16”-18 0.31 2B 2A I Carbon Steel C1215 Zinc Phosphate 2 D170047 73563 – 65931 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 8-32 3/8”-16 0.31 2B 2A Q Carbon Steel C1215 Zinc Phosphate 2 D170048 73583 – 65932 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 10-24 7/16”-14 0.31 2B 2A X Carbon Steel C1215 Zinc Phosphate 2 D170049 73603 – 65933 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 10-32 7/16”-14 0.31 2B 2A X Carbon Steel C1215 Zinc Phosphate 2 D170050 74603 – 66133 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 1/4”-20 1/2”-13 0.37 2B 2A 29/64” Carbon Steel C1215 Zinc Phosphate 2 D170051 73043 – 65934 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 1/4”-28 1/2”-13 0.37 2B 2A 29/64” Carbon Steel C1215 Zinc Phosphate 2 D170052 74043 – 66134 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 5/16”-18 9/16”-12 0.43 2B 2A 33/64” Carbon Steel C1215 Zinc Phosphate 4 D170053 73053 – 65935 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 5/16”-24 9/16”-12 0.43 2B 2A 33/64” Carbon Steel C1215 Zinc Phosphate 4 D170054 74053 – 66135 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 3/8”-16 5/8”-11 0.50 2B 2A 37/64” Carbon Steel C1215 Zinc Phosphate 4 D170055 73063 – 65936 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 3/8”-24 5/8”-11 0.50 2B 2A 37/64” Carbon Steel C1215 Zinc Phosphate 4 D170056 74063 – 66136 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 7/16”-14 3/4”-16 0.62 2B 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170057 73073 – 65937 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 7/16”-20 3/4”-16 0.62 2B 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170058 74073 – 66137 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 1/2”-13 7/8”-14 0.68 2B 2A 53/64” Carbon Steel C1215 Zinc Phosphate 4 D170059 73083 – 65938 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 1/2”-20 7/8”-14 0.68 2B 2A 53/64” Carbon Steel C1215 Zinc Phosphate 4 D170060 74083 – 66138 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 1/2”-13 13/16”-16 0.68 2B 2A 53/64” Carbon Steel C1215 Zinc Phosphate 4 D170061 – – – –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 1/2”-20 13/16”-16 0.68 2B 2A 53/64” Carbon Steel C1215 Zinc Phosphate 4 D170062 – – – –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 9/16”-12 7/8”-14 0.81 2B 2A 53/64” Carbon Steel C1215 Zinc Phosphate 4 D170063 73093 – 65939 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 9/16”-18 7/8”-14 0.81 2B 2A 53/64” Carbon Steel C1215 Zinc Phosphate 4 D170064 74093 – 66139 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 5/8”-11 1”-12 0.87 2B 2A 15/16” Carbon Steel C1215 Zinc Phosphate 4 D170065 73103 – 65940 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 5/8”-18 1”-12 0.87 2B 2A 15/16” Carbon Steel C1215 Zinc Phosphate 4 D170066 74103 – 66140 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 3/4”-10 1 1/4”-12 1.12 2B 2A 1 3/16” Carbon Steel C1215 Zinc Phosphate 4 D170067 73123 – 65941 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 3/4”-16 1 1/4”-12 1.12 2B 2A 1 3/16” Carbon Steel C1215 Zinc Phosphate 4 D170068 74123 – 66141 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 7/8”-9 1 3/8”-12 1.25 2B 2A 1 5/16” Carbon Steel C1215 Zinc Phosphate 4 D170069 73143 – 65942 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 7/8”-14 1 3/8”-12 1.25 2B 2A 1 5/16” Carbon Steel C1215 Zinc Phosphate 4 D170070 74143 – 66142 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 1”-8 1 1/2”-12 1.37 2B 2A 1 7/16” Carbon Steel C1215 Zinc Phosphate 4 D170071 73163 – 65943 –
Carbon Steel Key-Locking Inserts Extra Thick Wall–Non-Locking Extra Thick Wall 1”-12 1 1/2”-12 1.37 2B 2A 1 7/16” Carbon Steel C1215 Zinc Phosphate 4 D170072 74163 – 66143 –
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CHRISLYNN CarrLane
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M4x0.7 M 8×1.25 8.0 6H 6G 6.9 Carbon Steel C1215 Zinc Phosphate 2 .01 D170073 75042 – 65963 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M5x0.8 M 10×1.25 10.0 6H 6G 8.8 Carbon Steel C1215 Zinc Phosphate 2 .01 D170074 75052 – 65964 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M6x1.0 M 12×1.25 12.0 6H 6G 10.8 Carbon Steel C1215 Zinc Phosphate 2 .01 D170075 75062 – 65965 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M8x1.25 M 14X1.5 14.0 6H 6G 12.8 Carbon Steel C1215 Zinc Phosphate 4 .02 D170076 75082 – 65966 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M8x1.0 M 14X1.5 14.0 6H 6G 12.8 Carbon Steel C1215 Zinc Phosphate 4 .02 D170077 77082 – 66166 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M10x1.5 M 16×1.5 16.0 6H 6G 14.75 Carbon Steel C1215 Zinc Phosphate 4 .03 D170078 75102 – 65967 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M10-1.25 M 16×1.5 16.0 6H 6G 14.75 Carbon Steel C1215 Zinc Phosphate 4 .03 D170079 77102 – 66167 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M12-1.75 M 18X1.5 18.0 6H 6G 16.75 Carbon Steel C1215 Zinc Phosphate 4 .04 D170080 75122 – 65969 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M12-1.5 M 18X1.5 18.0 6H 6G 16.75 Carbon Steel C1215 Zinc Phosphate 4 .04 D170081 – – – –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M12-1.25 M 18X1.5 18.0 6H 6G 16.75 Carbon Steel C1215 Zinc Phosphate 4 .04 D170082 78122 – 66169 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M 14×2.0 M 20×1.5 20.0 6H 6G 18.75 Carbon Steel C1215 Zinc Phosphate 4 .05 D170083 75142 – 65970 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M 14×1.5 M 20×1.5 20.0 6H 6G 18.75 Carbon Steel C1215 Zinc Phosphate 4 .05 D170084 77142 – 66170 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M 16×2.0 M 22×1.5 22.0 6H 6G 20.5 Carbon Steel C1215 Zinc Phosphate 4 .0595 D170085 75162 – 65971 CLM-162-KSM
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M 16×1.5 M 22×1.5 22.0 6H 6G 20.5 Carbon Steel C1215 Zinc Phosphate 4 .0595 D170086 77162 – 66171 CLM-1615-KSM
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M 18×1.5 M 24×1.5 24.0 6H 6G 22.5 Carbon Steel C1215 Zinc Phosphate 4 .06 D170087 78182 – 66172 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M 20×2.5 M 30×2.0 30.0 6H 6G 28.0 Carbon Steel C1215 Zinc Phosphate 4 .18 D170088 75202 – 65973 CLM-2025-KSM
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M 20×1.5 M 30×2.0 30.0 6H 6G 28.0 Carbon Steel C1215 Zinc Phosphate 4 .18 D170089 78202 – 66173 CLM-2015-KSM
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M 22×1.5 M 32×2.0 32.0 6H 6G 30.0 Carbon Steel C1215 Zinc Phosphate 4 .21 D170090 78222 – 66174 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M 24×3.0 M 33×2.0 33.0 6H 6G 31.0 Carbon Steel C1215 Zinc Phosphate 4 .21 D170091 75242 – 65975 –
Metric Carbon Steel Key-Locking Inserts Heavy Duty–Non-Locking Heavy Duty M 24×2.0 M 33×2.0 33.0 6H 6G 31.0 Carbon Steel C1215 Zinc Phosphate 4 .21 D170092 77242 – 66175 –
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CHRISLYNN CarrLane
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall M 5×0.8 M 8×1.25 8.0 6H 6G 6.9 Carbon Steel C1215 Zinc Phosphate 2 .01 D170093 75051 – 65951 CLM-58-KSM
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall M 6×1.0 M 10×1.25 10.0 6H 6G 8.8 Carbon Steel C1215 Zinc Phosphate 2 .01 D170094 75061 – 65952 CLM-61-KSM
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall M 8×1.25 M 12×1.25 12.0 6H 6G 10.8 Carbon Steel C1215 Zinc Phosphate 4 .02 D170095 75081 – 65953 CLM-8125-KSM
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall M 8×1.0 M 12×1.25 12.0 6H 6G 10.8 Carbon Steel C1215 Zinc Phosphate 4 .02 D170096 77081 – 66153 CLM-81-KSM
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall M 10×1.5 M 14X1.5 14.0 6H 6G 12.8 Carbon Steel C1215 Zinc Phosphate 4 .03 D170097 75101 – 65955 CLM-1015-KSM
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall M 10×1.25 M 14X1.5 14.0 6H 6G 12.8 Carbon Steel C1215 Zinc Phosphate 4 .03 D170098 77101 – 66155 CLM-10125-KSM
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall M 12×1.75 M 16X1.5 16.0 6H 6G 14.75 Carbon Steel C1215 Zinc Phosphate 4 .03 D170099 75121 – 65956 CLM-12175-KSM
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Thin Wall M 12×1.25 M 16X1.5 16.0 6H 6G 14.75 Carbon Steel C1215 Zinc Phosphate 4 .03 D170100 78121 – 66156 CLM-12125-KSM
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CHRISLYNN CarrLane
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Miniature M2 x 0.4 M4 x 0.7 3 6H 6G 6.9 Carbon Steel C1215 Zinc Phosphate 2 .01 D170101 – – – –
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Miniature M2.5 x 0.45 M4.5 x 0.75 3.81 6H 6G 8.8 Carbon Steel C1215 Zinc Phosphate 2 .01 D170102 – – – –
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Miniature M3 x 0.5 M5 x 0.8 4.25 6H 6G 10.8 Carbon Steel C1215 Zinc Phosphate 4 .02 D170103 – – – –
Metric Carbon Steel Key-Locking Inserts Thin Wall–Non-Locking Miniature M4 x 0.7 M6 x 0.75 5.25 6H 6G 10.8 Carbon Steel C1215 Zinc Phosphate 4 .02 D170104 – – – –
solid thread insert carbon steel

Solid Thread Inserts Carbon Steel

Solid threaded inserts are ideal for:

*Relocating holes that have been drilled or tapped in the wrong position.
*Plugging unwanted holes or filling oversized holes.
*Repairing damaged or stripped threads.
*Restoring worn threaded holes to their original size.
*Providing strong, permanent threads in new or existing components.
*Reinforcing threaded holes in applications subject to wear, vibration, or repeated assembly.

– Any Thread Size and Length Can Be Customized

-LOW MOQ

Product Name Type External Thread (D2) Length/In (L) External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No DINAMRO/Carbon Steel RECOIL Part Number/Carbon Steel Part No MCMASTER CarrLane CHRISLYNN
Carbon Steel Solid Key-Locking Inserts Solid 5/16”-18 0.31 2A I Carbon Steel C1215 Zinc Phosphate 2 D170105 73054 93774A110 – 66601
Carbon Steel Solid Key-Locking Inserts Solid 3/8”-16 0.31 2A Q Carbon Steel C1215 Zinc Phosphate 2 D170106 73064 93774A120 – 66602
Carbon Steel Solid Key-Locking Inserts Solid 7/16”-14 0.37 2A X Carbon Steel C1215 Zinc Phosphate 2 D170107 73074 93774A130 – 66603
Carbon Steel Solid Key-Locking Inserts Solid 1/2”-13 0.43 2A 29/64” Carbon Steel C1215 Zinc Phosphate 4 D170108 73084 93774A140 – 66604
Carbon Steel Solid Key-Locking Inserts Solid 9/16”-12 0.50 2A 33/64” Carbon Steel C1215 Zinc Phosphate 4 D170109 73094 93774A150 – 66605
Carbon Steel Solid Key-Locking Inserts Solid 5/8”-11 0.62 2A 37/64” Carbon Steel C1215 Zinc Phosphate 4 D170110 73104 93774A160 – 66606
Carbon Steel Solid Key-Locking Inserts Solid 3/4″-16 0.68 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170111 73124 93774A170 – 66607
Carbon Steel Solid Key-Locking Inserts Solid 11/16-11 0.68 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170112 – – – –
Carbon Steel Solid Key-Locking Inserts Solid 13/16″-16 .81 2A 45/64” Carbon Steel C1215 Zinc Phosphate 4 D170113 – – – –
Carbon Steel Solid Key-Locking Inserts Solid 7/8”-14 0.87 2A 53/64” Carbon Steel C1215 Zinc Phosphate 4 D170114 73144 93774A180 – 66608
Carbon Steel Solid Key-Locking Inserts Solid 1-12 0.87 2A 15/16″ Carbon Steel C1215 Zinc Phosphate 4 D170115 74164 93774A190 – 66609
Carbon Steel Solid Key-Locking Inserts Solid 1 1/8”-12 1.12 2A 1 1/16” Carbon Steel C1215 Zinc Phosphate 4 D170116 74184 93774A210 – 66610
Carbon Steel Solid Key-Locking Inserts Solid 1 1/4”-12 1.25 2A 1 3/16″ Carbon Steel C1215 Zinc Phosphate 4 D170117 74204 93774A220 – 66611
Carbon Steel Solid Key-Locking Inserts Solid 1 3/8”-12 1.37 2A 1 5/16″ Carbon Steel C1215 Zinc Phosphate 4 D170118 74224 93774A230 – 66612
Product Name Type External Thread (D2) Length/In (L) External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CarrLane CHRISLYNN
Metric Carbon Steel Solid Key-Locking Inserts Solid M 8×1.25 8.0 6G 6.9 Carbon Steel C1215 Zinc Phosphate 2 .01 D170118 75084 93774A240 CLM-8125-KSSM 66621
Metric Carbon Steel Solid Key-Locking Inserts Solid M 10×1.25 10.0 6G 8.8 Carbon Steel C1215 Zinc Phosphate 2 .01 D170119 77104 93774A250 CLM-10125-KSSM 66622
Metric Carbon Steel Solid Key-Locking Inserts Solid M 12×1.25 12.0 6G 10.8 Carbon Steel C1215 Zinc Phosphate 2 .01 D170120 78124 93774A260 CLM-12125-KSSM 66623
Metric Carbon Steel Solid Key-Locking Inserts Solid M 14X1.5 14.0 6G 12.8 Carbon Steel C1215 Zinc Phosphate 4 .02 D170121 77144 93774A270 – 66624
Metric Carbon Steel Solid Key-Locking Inserts Solid M 16×1.5 16.0 6G 14.75 Carbon Steel C1215 Zinc Phosphate 4 .03 D170122 77164 93774A280 CLM-1615-KSSM 66625
Metric Carbon Steel Solid Key-Locking Inserts Solid M 18X1.5 18.0 6G 16.75 Carbon Steel C1215 Zinc Phosphate 4 .04 D170123 78184 93774A290 – 66626
Metric Carbon Steel Solid Key-Locking Inserts Solid M 20×1.5 20.0 6G 18.75 Carbon Steel C1215 Zinc Phosphate 4 .05 D170124 78204 – CLM-2015-KSSM 66627
Metric Carbon Steel Solid Key-Locking Inserts Solid M 22×1.5 22.0 6G 20.5 Carbon Steel C1215 Zinc Phosphate 4 .0595 D170125 78224 93774A310 – 66628
Metric Carbon Steel Solid Key-Locking Inserts Solid M 24×1.5 24.0 6G 22.5 Carbon Steel C1215 Zinc Phosphate 4 .06 D170126 78244 – CLM-2415-KSSM 66629
Metric Carbon Steel Solid Key-Locking Inserts Solid M 30×2.0 30.0 6G 28.0 Carbon Steel C1215 Zinc Phosphate 4 .18 D170127 77304 93774A320 CLM-302-KSSM 66630
Metric Carbon Steel Solid Key-Locking Inserts Solid M 32×2.0 32.0 6G 30.0 Carbon Steel C1215 Zinc Phosphate 4 .21 D170128 77324 – – 66631
Metric Carbon Steel Solid Key-Locking Inserts Solid M 33×2.0 33.0 6G 31.0 Carbon Steel C1215 Zinc Phosphate 4 .21 D170129 – – – 66632
Key locking thread insert stainless steel

Key Locking Thread Inserts Stainless Steel

Key locking thread inserts are Designed to repair damaged threads or for use in original equipment, provide easy installation and versatility, available in carbon and stainless steel, both inch and metric series, and are supplied in Miniature, Thin wall, Thick Wall and Extra Thick Wall styles.

Featuring a key-locking action that prevents rotation due to vibration or torsion.

– Any Thread Size and Length Can Be Customized

-LOW MOQ

Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No DINAMRO/Stainless Steel RECOIL Part Number/Stainless Steel Part No MCMASTER CHRISLYNN CarrLane
Stainless Steel Key-Locking Inserts Miniature Non-Locking Miniature 2-56 8-32 1/8 2B 2A 29 Stainless Steel – 303 Passivated 2 D150001 NA – 76283 –
Stainless Steel Key-Locking Inserts Miniature Non-Locking Miniature 4-40 10-32 11/64 2B 2A 20 Stainless Steel – 303 Passivated 2 D150002 NA – 76284 –
Stainless Steel Key-Locking Inserts Miniature Non-Locking Miniature 4-40 12-24 1/4 2B 2A 14 Stainless Steel – 303 Passivated 2 D150003 NA – – –
Stainless Steel Key-Locking Inserts Miniature Non-Locking Miniature 6-32 12-28 11/64 2B 2A 3/16 Stainless Steel – 303 Passivated 2 D150004 NA – 76285 –
Stainless Steel Key-Locking Inserts Miniature Non-Locking Miniature 6-32 1/4-20 1/4 2B 2A 7/32 Stainless Steel – 303 Passivated 2 D150005 NA – – –
Stainless Steel Key-Locking Inserts Miniature Non-Locking Miniature 8-32 1/4-20 1/4 2B 2A 7/32 Stainless Steel – 303 Passivated 2 D150006 NA – – –
Stainless Steel Key-Locking Inserts Miniature Non-Locking Miniature 8-32 1/4-28 7/32 2B 2A 15/64 Stainless Steel – 303 Passivated 2 D150007 NA – 76286 –
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No DINAMRO/Stainless Steel RECOIL Part Number/Stainless Steel Part No MCMASTER CHRISLYNN CarrLane
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 10-24 5/16”-18 0.31 2B 2A I Stainless Steel – 303 Passivated 2 D150008 73606 – 76321 CL-1024-TSKS
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 10-32 5/16”-18 0.31 2B 2A I Stainless Steel – 303 Passivated 2 D150009 74606 – 76521 CL-1032-TSKS
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 1/4”-20 3/8”-16 0.37 2B 2A Q Stainless Steel – 303 Passivated 2 D150010 73046 – 76322 CL-1420-TSKS
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 1/4”-28 3/8”-16 0.37 2B 2A Q Stainless Steel – 303 Passivated 2 D150011 74046 – 76522 CL-1428-TSKS
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 5/16”-18 7/16”-14 0.43 2B 2A X Stainless Steel – 303 Passivated 4 D150012 73056 – 76323 CL-51618-TSKS
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 5/16”-24 7/16”-14 0.43 2B 2A X Stainless Steel – 303 Passivated 4 D150013 74056 – 76523 –
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 3/8”-16 1/2”-13 0.50 2B 2A 29/64” Stainless Steel – 303 Passivated 4 D150014 73066 – 76324 CL-3816-TSKS
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 3/8”-24 1/2”-13 0.50 2B 2A 29/64” Stainless Steel – 303 Passivated 4 D150015 74066 – 76524 –
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 7/16”-14 9/16”-12 0.56 2B 2A 33/64” Stainless Steel – 303 Passivated 4 D150016 73076 – 76325 –
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 7/16”-20 9/16”-12 0.56 2B 2A 33/64” Stainless Steel – 303 Passivated 4 D150017 74076 – 76525 –
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 1/2”-13 5/8”-11 0.62 2B 2A 37/64” Stainless Steel – 303 Passivated 4 D150018 73086 – 76326 CL-1213-TSKS
Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall 1/2”-20 5/8”-11 0.62 2B 2A 37/64” Stainless Steel – 303 Passivated 4 D150019 74086 – 76526 –
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CHRISLYNN CarrLane
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 8-32 5/16”-18 0.31 2B 2A I Stainless Steel – 303 Passivated 2 D150020 73587 – 76300 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 10-24 3/8”-16 0.31 2B 2A Q Stainless Steel – 303 Passivated 2 D150021 73607 – 76301 CL-1024-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 10-32 3/8”-16 0.31 2B 2A Q Stainless Steel – 303 Passivated 2 D150022 74607 – 76501 CL-1032-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 1/4”-20 7/16”-14 0.37 2B 2A X Stainless Steel – 303 Passivated 2 D150023 73047 – 76302 CL-1420-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 1/4”-28 7/16”-14 0.37 2B 2A X Stainless Steel – 303 Passivated 2 D150024 74047 – 76502 CL-1428-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 5/16”-18 1/2”-13 0.43 2B 2A 29/64” Stainless Steel – 303 Passivated 4 D150025 73057 – 76303 CL-51618-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 5/16”-24 1/2”-13 0.43 2B 2A 29/64” Stainless Steel – 303 Passivated 4 D150026 74057 – 76503 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 3/8”-16 9/16”-12 0.50 2B 2A 33/64” Stainless Steel – 303 Passivated 4 D150027 73067 – 76304 CL-3816-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 3/8”-24 9/16”-12 0.50 2B 2A 33/64” Stainless Steel – 303 Passivated 4 D150028 74067 – 76504 CL-3824-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 7/16”-14 5/8”-11 0.62 2B 2A 37/64” Stainless Steel – 303 Passivated 4 D150029 73077 – 76305 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 7/16”-20 5/8”-11 0.62 2B 2A 37/64” Stainless Steel – 303 Passivated 4 D150030 74077 – 76505 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 1/2”-13 3/4″-16 0.62 2B 2A 45/64” Stainless Steel – 303 Passivated 4 D150031 73087 – 66306 CL-1213-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 1/2”-20 3/4″-16 0.62 2B 2A 45/64” Stainless Steel – 303 Passivated 4 D150032 74087 – 66506 CL-1220-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 1/2”-13 11/16-11 0.62 2B 2A 45/64” Stainless Steel – 303 Passivated 4 D150033 NA – 76306 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 1/2”-20 11/16-11 0.62 2B 2A 45/64” Stainless Steel – 303 Passivated 4 D150034 NA – 76506 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 9/16”-12 3/4”-16 .81 2B 2A 45/64” Stainless Steel – 303 Passivated 4 D150035 NA – 66307 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 9/16”-18 3/4”-16 .81 2B 2A 45/64” Stainless Steel – 303 Passivated 4 D150036 NA – 66507 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 9/16”-12 13/16″-16 .81 2B 2A 45/64” Stainless Steel – 303 Passivated 4 D150037 73097 – 76307 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 9/16”-18 13/16″-16 .81 2B 2A 45/64” Stainless Steel – 303 Passivated 4 D150038 74097 – 76507 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 5/8”-11 7/8”-14 0.87 2B 2A 53/64” Stainless Steel – 303 Passivated 4 D150039 73107 – 76308 CL-5811-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 5/8”-18 7/8”-14 0.87 2B 2A 53/64” Stainless Steel – 303 Passivated 4 D150040 74107 – 76508 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 3/4”-10 1 1/8”-12 1.12 2B 2A 1 1/16” Stainless Steel – 303 Passivated 4 D150041 73127 – 76309 CL-3410-SKS
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 3/4”-16 1 1/8”-12 1.12 2B 2A 1 1/16” Stainless Steel – 303 Passivated 4 D150042 74127 – 76509 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 7/8″-9 1 1/4”-12 1.25 2B 2A 1 3/16″ Stainless Steel – 303 Passivated 4 D150043 73147 – 76310 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 7/8″-14 1 1/4”-12 1.25 2B 2A 1 3/16″ Stainless Steel – 303 Passivated 4 D150044 74147 – 76510 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 1″-8 1 3/8”-12 1.37 2B 2A 1 5/16″ Stainless Steel – 303 Passivated 4 D150045 73167 – 76311 –
Stainless Steel Key-Locking Inserts Thick Wall Non-Locking Thick Wall/Heavy Duty 1″-12 1 3/8”-12 1.37 2B 2A 1 5/16″ Stainless Steel – 303 Passivated 4 D150046 74167 – 76511 –
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CHRISLYNN CarrLane
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 6-32 5/16”-18 0.31 2B 2A I Stainless Steel – 303 Passivated 2 D150047 73568 – 76331 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 8-32 3/8”-16 0.31 2B 2A Q Stainless Steel – 303 Passivated 2 D150048 73588 – 76332 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 10-24 7/16”-14 0.31 2B 2A X Stainless Steel – 303 Passivated 2 D150049 73608 – 76333 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 10-32 7/16”-14 0.31 2B 2A X Stainless Steel – 303 Passivated 2 D150050 74608 – 76533 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 1/4”-20 1/2”-13 0.37 2B 2A 29/64” Stainless Steel – 303 Passivated 2 D150051 73048 – 76334 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 1/4”-28 1/2”-13 0.37 2B 2A 29/64” Stainless Steel – 303 Passivated 2 D150052 74048 – 76534 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 5/16”-18 9/16”-12 0.43 2B 2A 33/64” Stainless Steel – 303 Passivated 4 D150053 73058 – 76335 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 5/16”-24 9/16”-12 0.43 2B 2A 33/64” Stainless Steel – 303 Passivated 4 D150054 74058 – 76535 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 3/8”-16 5/8”-11 0.50 2B 2A 37/64” Stainless Steel – 303 Passivated 4 D150055 73068 – 76336 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 3/8”-24 5/8”-11 0.50 2B 2A 37/64” Stainless Steel – 303 Passivated 4 D150056 74068 – 76536 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 7/16”-14 3/4”-16 0.62 2B 2A 45/64” Stainless Steel – 303 Passivated 4 D150057 73078 – 66337 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 7/16”-20 3/4”-16 0.62 2B 2A 45/64” Stainless Steel – 303 Passivated 4 D150058 74078 – 66537 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 1/2”-13 7/8”-14 0.68 2B 2A 53/64” Stainless Steel – 303 Passivated 4 D150059 73088 – 66338 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 1/2”-20 7/8”-14 0.68 2B 2A 53/64” Stainless Steel – 303 Passivated 4 D150060 74088 – 66538 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 1/2”-13 13/16”-16 0.68 2B 2A 53/64” Stainless Steel – 303 Passivated 4 D150061 – – 76338 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 1/2”-20 13/16”-16 0.68 2B 2A 53/64” Stainless Steel – 303 Passivated 4 D150062 – – 76538 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 9/16”-12 7/8”-14 0.81 2B 2A 53/64” Stainless Steel – 303 Passivated 4 D150063 73098 – 76339 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 9/16”-18 7/8”-14 0.81 2B 2A 53/64” Stainless Steel – 303 Passivated 4 D150064 74098 – 76539 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 5/8”-11 1”-12 0.87 2B 2A 15/16” Stainless Steel – 303 Passivated 4 D150065 73108 – 76340 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 5/8”-18 1”-12 0.87 2B 2A 15/16” Stainless Steel – 303 Passivated 4 D150066 74108 – 76540 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 3/4”-10 1 1/4”-12 1.12 2B 2A 1 3/16” Stainless Steel – 303 Passivated 4 D150067 73128 – 76341 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 3/4”-16 1 1/4”-12 1.12 2B 2A 1 3/16” Stainless Steel – 303 Passivated 4 D150068 74128 – 76541 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 7/8”-9 1 3/8”-12 1.25 2B 2A 1 5/16” Stainless Steel – 303 Passivated 4 D150069 73148 – 76342 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 7/8”-14 1 3/8”-12 1.25 2B 2A 1 5/16” Stainless Steel – 303 Passivated 4 D150070 74148 – 76542 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 1”-8 1 1/2”-12 1.37 2B 2A 1 7/16” Stainless Steel – 303 Passivated 4 D150071 73168 – 76343 –
Stainless Steel Key-Locking Inserts Extra Thick Wall Non-Locking Extra Thick Wall 1”-12 1 1/2”-12 1.37 2B 2A 1 7/16” Stainless Steel – 303 Passivated 4 D150072 74168 – 76543 –
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CHRISLYNN CarrLane
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M4x0.7 M 8×1.25 8.0 6H 6G 6.9 Stainless Steel – 303 Passivated 2 .01 D150073 75047 90245A281 76363 –
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M5x0.8 M 10×1.25 10.0 6H 6G 8.8 Stainless Steel – 303 Passivated 2 .01 D150074 75057 90245A282 76364 CLM-58-SKSM
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M6x1.0 M 12×1.25 12.0 6H 6G 10.8 Stainless Steel – 303 Passivated 2 .01 D150075 75067 90245A283 76365 CLM-61-SKSM
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M8x1.25 M 14X1.5 14.0 6H 6G 12.8 Stainless Steel – 303 Passivated 4 .02 D150076 75087 90245A284 76366 CLM-8125-SKSM
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M8x1.0 M 14X1.5 14.0 6H 6G 12.8 Stainless Steel – 303 Passivated 4 .02 D150077 77087 90245A347 76566 CLM-81-SKSM
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M10x1.5 M 16×1.5 16.0 6H 6G 14.75 Stainless Steel – 303 Passivated 4 .03 D150078 75107 90245A347 76367 CLM-1015-SKSM
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M10-1.25 M 16×1.5 16.0 6H 6G 14.75 Stainless Steel – 303 Passivated 4 .03 D150079 77107 90245A348 76567 CLM-10125-SKSM
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M12-1.75 M 18X1.5 18.0 6H 6G 16.75 Stainless Steel – 303 Passivated 4 .04 D150080 75127 90245A349 76369 CLM-12175-SKSM
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M12-1.5 M 18X1.5 18.0 6H 6G 16.75 Stainless Steel – 303 Passivated 4 .04 D150081 NA – – –
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M12-1.25 M 18X1.5 18.0 6H 6G 16.75 Stainless Steel – 303 Passivated 4 .04 D150082 78127 90245A351 76569 CLM-12125-SKSM
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M 14×2.0 M 20×1.5 20.0 6H 6G 18.75 Stainless Steel – 303 Passivated 4 .05 D150083 75147 90245A186 76370 –
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M 14×1.5 M 20×1.5 20.0 6H 6G 18.75 Stainless Steel – 303 Passivated 4 .05 D150084 77147 90245A185 76570 –
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M 16×2.0 M 22×1.5 22.0 6H 6G 20.5 Stainless Steel – 303 Passivated 4 .0595 D150085 75167 90245A189 76371 –
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M 16×1.5 M 22×1.5 22.0 6H 6G 20.5 Stainless Steel – 303 Passivated 4 .0595 D150086 77167 90245A193 76571 –
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M 18×1.5 M 24×1.5 24.0 6H 6G 22.5 Stainless Steel – 303 Passivated 4 .06 D150087 78187 90245A197 – –
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M 20×2.5 M 30×2.0 30.0 6H 6G 28.0 Stainless Steel – 303 Passivated 4 .18 D150088 75207 90245A201 76373 CLM-2025-SKS
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M 20×1.5 M 30×2.0 30.0 6H 6G 28.0 Stainless Steel – 303 Passivated 4 .18 D150089 78207 90245A205 76573 –
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M 22×1.5 M 32×2.0 32.0 6H 6G 30.0 Stainless Steel – 303 Passivated 4 .21 D150090 78227 90245A209 76574 –
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M 24×3.0 M 33×2.0 33.0 6H 6G 31.0 Stainless Steel – 303 Passivated 4 .21 D150091 75247 90245A213 76375 –
Metric Stainless Steel Key-Locking Inserts Heavy Duty Non-Locking Heavy Duty M 24×2.0 M 33×2.0 33.0 6H 6G 31.0 Stainless Steel – 303 Passivated 4 .21 D150092 77247 90245A217 76575 –
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CHRISLYNN CarrLane
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall M 5×0.8 M 8×1.25 8.0 6H 6G 6.9 Stainless Steel – 303 Passivated 2 .01 D150093 75056 – 76351 CLM-58-SKS
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall M 6×1.0 M 10×1.25 10.0 6H 6G 8.8 Stainless Steel – 303 Passivated 2 .01 D150094 75066 – 76352 CLM-61-SKS
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall M 8×1.25 M 12×1.25 12.0 6H 6G 10.8 Stainless Steel – 303 Passivated 4 .02 D150095 75086 – 76353 CLM-8125-SKS
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall M 8×1.0 M 12×1.25 12.0 6H 6G 10.8 Stainless Steel – 303 Passivated 4 .02 D150096 77086 – 76553 –
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall M 10×1.5 M 14X1.5 14.0 6H 6G 12.8 Stainless Steel – 303 Passivated 4 .03 D150097 75106 – 76355 CLM-1015-SKS
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall M 10×1.25 M 14X1.5 14.0 6H 6G 12.8 Stainless Steel – 303 Passivated 4 .03 D150098 77106 – 76555 –
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall M 12×1.75 M 16X1.5 16.0 6H 6G 14.75 Stainless Steel – 303 Passivated 4 .03 D150099 75126 – 76356 CLM-12175-SKS
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Thin Wall M 12×1.25 M 16X1.5 16.0 6H 6G 14.75 Stainless Steel – 303 Passivated 4 .03 D150100 78126 – 76556 –
Product Name Type Internal Thread (D1) External Thread (D2) Length/In (L) Internal Thread Class: External Thread Class Drill bit size Insert Material Insert Finish Locking Keys # Weight/Lbs Part No MCMASTER CHRISLYNN CarrLane
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Miniature M2 x 0.4 M4 x 0.7 3 6H 6G 6.9 Stainless Steel – 303 Passivated 2 .01 D150101 NA – 76382 –
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Miniature M2.5 x 0.45 M4.5 x 0.75 3.81 6H 6G 8.8 Stainless Steel – 303 Passivated 2 .01 D150102 NA – 76383 –
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Miniature M3 x 0.5 M5 x 0.8 4.25 6H 6G 10.8 Stainless Steel – 303 Passivated 4 .02 D150103 NA – 76384 –
Metric Stainless Steel Key-Locking Inserts Thin Wall Non-Locking Miniature M4 x 0.7 M6 x 0.75 5.25 6H 6G 10.8 Stainless Steel – 303 Passivated 4 .02 D150104 NA – 76386 –

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