1/4"-20 Dowel Pins | McMaster-Carr

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Product Family

Alignment Locks

Coordinate Measuring Machine Plates and Fixtures

Dowel Pins

Locating and Support Buttons

Threaded Hole Location Gauges

System of Measurement

Diameter

Length

Fastener Head Type

Retaining Ring Groove

Material

Shaft Type

End Shape

Shaft Diameter

Mount Type

Thread Length

End Type

Shaft Length

Performance

Steel Grade

Minimum Hardness

Shape

Tolerance Rating

Shoulder Diameter

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Head Diameter

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Export Control Classification Number (ECCN)

EAR99

RoHS

Compliant

Compliant with Exemptions

REACH

Hardness

Rockwell C48 to Rockwell C55

229 Products

Fastening and Joining

Dowel Pins

Align parts before assembly or use as a pivot, shaft, or hinge to join moving components

101 products

Taper Pins

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

2 products

Made-to-Order Pins

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

14 products

Single-End Studs

Use the unthreaded end as a pivot point, hinge, shaft, or locator pin

11 products

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

15 products

Measuring and Inspecting

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

70 products

Threaded Hole Location Gauges

Pinpoint the true center of threaded holes to precisely align and measure parts

1 product

Fabricating and Machining

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

4 products

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

6 products

Spring Locating Pins

Apply side force to workpieces to clamp them in place

1 product

Alignment Locks

Precisely align your mold halves

4 products