Dowel pins are critical components in mechanical and industrial applications, ensuring precise alignment and secure fastening of machine parts. These solid cylindrical fasteners fit tightly into pre-drilled holes, preventing shifting and maintaining structural integrity in high-precision assemblies.
Commonly used in automotive systems, aerospace components, and manufacturing equipment, dowel pins help distribute loads evenly, reducing wear and extending the lifespan of machinery. Their high-strength construction resists shear forces, making them ideal for applications requiring durability and precision.
Whether in engines, gear assemblies, or industrial automation, dowel pins play a vital role in maintaining accuracy and stability in mechanical connections.
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| Part # | DIA | MIN | MAX | LENGTH | MATERIAL | CHAMFER/RADIUS | INCH/METRIC | HARDENED | PASSIVATION | Quote |
|---|---|---|---|---|---|---|---|---|---|---|
| M21143/2-111 | 3/16 | 0.1873 | 0.1875 | 5/8 | 303SS | CHAMFERS | INCH | YES | ||
| M21143/2-150 | 1/4 | 0.2498 | 0.2500 | 1/2 | 303SS | CHAMFERS | INCH | YES | ||
| M21143/2-26 | 1/16 | 0.0623 | 0.0625 | 1/4 | 303SS | CHAMFERS | INCH | YES | ||
| M21143/2-28 | 1/16 | 0.0623 | 0.0625 | 3/8 | 303SS | CHAMFERS | INCH | YES | ||
| M21143/2-45/DFARS | 3/32 | 0.0936 | 0.0938 | 7/32 | 303SS | CHAMFERS | INCH | YES | ||
| M21143/2-46 | 3/32 | 0.0936 | 0.0938 | 1/4 | 303SS | CHAMFERS | INCH | YES | ||
| M21143/2-69 | 1/8 | 0.1248 | 0.1250 | 7/16 | 303SS | CHAMFERS | INCH | YES | ||
| MDP15-9/WITH CERTS | 3MM | 3.004 | 3.012 | 24MM | 416SS | RADIUS/RADIUS | METRIC | HARDENED | ||
| MS16555-145/DFARS | 3/32 | 0.0939 | 0.0941 | 3/16 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-17 | 3/32 | 0.0939 | 0.0941 | 5/16 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-17/DFARS | 3/32 | 0.0939 | 0.0941 | 5/16 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-20 | 3/32 | 0.0939 | 0.0941 | 1/2 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-21 | 3/32 | 0.0939 | 0.0941 | 5/8 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-23 | 3/32 | 0.0939 | 0.0941 | 7/8 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-24 | 3/32 | 0.0939 | 0.0941 | 1 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-25 | 1/8 | 0.1251 | 0.1253 | 3/8 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-27 | 1/8 | 0.1251 | 0.1253 | 1/2 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-29 | 1/8 | 0.1251 | 0.1253 | 3/4 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-3 | 1/16 | 0.0626 | 0.0628 | 5/16 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-30 | 1/8 | 0.1251 | 0.1253 | 7/8 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-304 | 1/16 | 0.0626 | 0.0628 | 3/8 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-319 | 3/32 | 0.0939 | 0.0941 | 7/16 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-32 | 1/8 | 0.1251 | 0.1253 | 1 1/4 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-320/DFARS | 3/32 | 0.0939 | 0.0941 | 1/2 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-324 | 3/32 | 0.0939 | 0.0941 | 1 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-327 | 1/8 | 0.1251 | 0.1253 | 1/2 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-347 | 1/4 | 0.2501 | 0.2503 | 7/8 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-360 | 3/8 | 0.3751 | 0.3753 | 1 1/4 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-4 | 1/16 | 0.0626 | 0.0628 | 3/8 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-41 | 3/16 | 0.1876 | 0.1878 | 3/4 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-43 | 3/16 | 0.1876 | 0.1878 | 1 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-44 | 3/16 | 0.1876 | 0.1878 | 1 1/4 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-45 | 3/16 | 0.1876 | 0.1878 | 1 1/2 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-46 | 1/4 | 0.2501 | 0.2503 | 3/4 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-47 | 1/4 | 0.2501 | 0.2503 | 7/8 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-49 | 1/4 | 0.2501 | 0.2503 | 1 1/4 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-5 | 1/16 | 0.0626 | 0.0628 | 7/16 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-51 | 1/4 | 0.2501 | 0.2503 | 1 3/4 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-53 | 5/16 | 0.3126 | 0.3128 | 1 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-6 | 1/16 | 0.0626 | 0.0628 | 1/2 | CARBON/ALLOY | CHAMFERS | INCH | HARDENED | ||
| MS16555-601 | 1/16 | 0.0626 | 0.0628 | 3/16 | 416SS | CHAMFERS | INCH | HARDENED | YES | |
| MS16555-601/CERTS | 1/16 | 0.0626 | 0.0628 | 3/16 | 416SS | CHAMFERS | INCH | HARDENED | YES | |
| MS16555-602 | 1/16 | 0.0626 | 0.0628 | 1/4 | 416SS | CHAMFERS | INCH | HARDENED | YES | |
| MS16555-602/CERTS | 1/16 | 0.0626 | 0.0628 | 1/4 | 416SS | CHAMFERS | INCH | HARDENED | YES | |
| MS16555-603 | 1/16 | 0.0626 | 0.0628 | 5/16 | 416SS | CHAMFERS | INCH | HARDENED | YES | |
| MS16555-603/CERTS | 1/16 | 0.0626 | 0.0628 | 5/16 | 416SS | CHAMFERS | INCH | HARDENED | YES | |
| MS16555-604 | 1/16 | 0.0626 | 0.0628 | 3/8 | 416SS | CHAMFERS | INCH | HARDENED | YES | |
| MS16555-604/CERTS | 1/16 | 0.0626 | 0.0628 | 3/8 | 416SS | CHAMFERS | INCH | HARDENED | YES | |
| MS16555-605 | 1/16 | 0.0626 | 0.0628 | 7/16 | 416SS | CHAMFERS | INCH | HARDENED | YES | |
| MS16555-605/CERTS | 1/16 | 0.0626 | 0.0628 | 7/16 | 416SS | CHAMFERS | INCH | HARDENED | YES |
