Locating Dowels | McMaster-Carr

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System of Measurement

Diameter

Length

Material

End Shape

Shaft Type

Fastener Head Type

Pin Type

End Type

Performance

Minimum Hardness

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Head Diameter

Tolerance Rating

Hardness

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

Export Control Classification Number (ECCN)

Specifications Met

Mount Type

Unthreaded Through Hole

Large End Diameter

Small End Diameter

Steel Grade

Double Shear Breaking Strength

7,264 Products

Fastening and Joining

Dowel Pins

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

3,502 products

Taper Pins

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

667 products

Captive Pins

Press into holes in thin materials like panels and circuit boards to permanently join or align them

84 products

Weld Pins

Weld in place for greater rigidity and strength than other pins

28 products

Dowel Pin Stock

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

53 products

Shear Pins

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

58 products

Unthreaded Inserts

Reinforce, align, and adjust joints as you tighten a fastener

49 products

Wood Joiners

Connect and repair wood pieces and joints

3 products

Fabricating and Machining

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

204 products

Spring Locating Pins

Apply side force to workpieces to clamp them in place

52 products

Spring Stops

Push back against workpieces to hold them in place against stops and rails

34 products

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

33 products

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

168 products

Slotted Bushings

Pair with a standard bushing to prevent alignment pins from binding in your fixture

34 products

Spring Locating Pin Installation Tools

Hold spring locating pins in place for installation

6 products

Fixture Kits

Everything needed to mount workpieces of different sizes to your machine table

2 products

Index Plungers

Align parts that have mating bushings for more precision than standard spring plungers

6 products

Die Bushings

Guide pins and punches in molds and stamping dies or reduce friction between ejector pins and plates

102 products

Alignment Locks

Precisely align your mold halves

10 products

Ejector Pins

Push finished parts out of molds

361 products

Core Pins

Add to molds and pour in plastic to form holes in finished parts

1,274 products

Ejector Blades

Flat end pushes thin-walled parts out of molds better than ejector pins

106 products

Ejector Sleeves

Use with mold pins to form holes, bosses, and other features in parts

39 products

Punch Pins

Use with press dies to punch 1/8" and larger holes; modify to fit your application

30 products

Measuring and Inspecting

Alignment Pins

Line up holes in sheet metal, I-beams, and angle irons for bolting, riveting, and welding

148 products

Pipe Flange Aligners

Line up flange holes so they bolt securely and connections won’t leak

21 products

Threaded Hole Location Gauges

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

70 products

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

126 products