Plain Dowel Pins | McMaster-Carr

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System of Measurement

Diameter

Length

End Shape

Material

Grade 2 Titanium

Stainless Steel

Shaft Type

Pin Type

Tolerance Rating

Fastener Head Type

Retaining Ring Groove

End Type

Retaining Ring Groove

Performance

Chemical Resistant

Corrosion Resistant

Impact Resistant

Stress Resistant

Specifications Met

Steel Grade

12L13 Carbon Steel

12L14 Carbon Steel

1117 Carbon Steel

1215 Carbon Steel

4140 Alloy Steel

6150 Vanadium Steel

52100 Alloy Steel

Finish

Phosphate Coated

Double Shear Breaking Strength

Passivation

Thread Size

Breaking Strength

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Large End Diameter

Export Control Classification Number (ECCN)

Military Specification

MIL-P-21143/2-110

MIL-P-21143/2-111

MIL-P-21143/2-112

MIL-P-21143/2-150

MIL-P-21143/2-26

MIL-P-21143/2-28

MIL-P-21143/2-30

MIL-P-21143/2-46

MIL-P-21143/2-48

MIL-P-21143/2-50

MIL-P-21143/2-68

MIL-P-21143/2-70

MIL-P-21143/2-71

MIL-P-21143/2-72

Shaft Diameter

How can we improve?

5,402 Products

Dowel Pins

Dowel Pins

Precisely align machine parts and prevent movement during assembly

Plastic Dowel Pins

Plastic Dowel Pins

Prevent short circuits and interference to protect electronic parts such as circuit boards

Undersized Dowel Pins

Undersized Dowel Pins

No need for precise holes to slip into place

Oversized Dowel Pins

Oversized Dowel Pins

Fit worn, enlarged holes where standard pins would be too loose

Fully Grooved Dowel Pins

Fully Grooved Dowel Pins

Tighter fit than standard pins to resist pulling

Partially Grooved Dowel Pins

Partially Grooved Dowel Pins

The grooved section secures while the smooth portion acts as a pivot or hinge

Fully Knurled Dowel Pins

Fully Knurled Dowel Pins

Knurls grip tighter than grooves to resist both pulling and twisting

Partially Knurled Dowel Pins

Partially Knurled Dowel Pins

Knurls grip tighter than grooves while the smooth portion acts as a pivot or hinge

Wood Dowel Pins

Wood Dowel Pins

Join wood components without scratching or damaging surfaces

Two-Way Barbed Dowel Pins

Two-Way Barbed Dowel Pins

Permanently join plastics and soft metals such as aluminum

Hollow Dowel Pins

Hollow Dowel Pins

Align parts and bolt them together using the same hole

Dowel Pin Assortments

Dowel Pin Assortments

A range of sizes to precisely align a variety of parts

Other Products

Spring Pins

Squeeze and insert into tight holes to hold parts in place with tension

Taper Pins

Fit snugly into tapered holes to secure, position, and align components

Dowel Pin Stock

Dowel Pin Stock

Cut to the length you need for positioning and holding parts in place

Made-to-Order Pins

Made-to-Order Pins

Create custom pins for keeping components in place—all with material certificates for traceability

Shear Pins

Use with shear hubs to break at a specific torque and safeguard machinery from overloads

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)