Keeper Pins | McMaster-Carr

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System of Measurement

Diameter

Usable Length

Material

Length

Fastener Head Type

Retaining Ring Groove

End Type

Multiple Through Holes

Plain

Retaining Ring Groove

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Cotter Pin Type

Finish

Cadmium Yellow-Chromate Plated

Corrosion-Resistant Coated

Zinc Yellow-Chromate Plated

Handle Material

Performance

Wire Diameter

Shaft Type

REACH

DFARS Specialty Metals

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Compliant with Exemptions

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Export Control Classification Number (ECCN)

EAR99

Head Diameter

Clevis Pin Diameter

Passivation

Number of Retaining Balls

Retainer Shape

Round

Square

Diameter at Extended Ball Height

Cotter Pin Included

5,645 Products

Fastening and Joining

Clevis Pins

Secure parts in place and lock with a cotter pin or retaining ring

2,052 products

Cotter Pins

Secure the ends of clevis pins and shafts to keep components in place

982 products

Quick-Release Pins

Fasten or remove components on equipment with a spring-loaded retaining ball

2,250 products

Quick-Release Pin Retaining Caps

Hold quick-release pins in holes that are oversized or out of round

23 products

Quick-Release Pin Receptacles

Secure quick-release pins when you don’t have a through hole

35 products

Linch Pins

Slide into holes on clevis pins and shafts and snap down the locking ring so parts won’t fall off

20 products

Made-to-Order Pins

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

162 products

Gravity Pins

Slip through holes in telescoping tubing and wrap around to secure

1 product

Split Rings

Secure clevis pins, connect components, or add a pull handle; also known as key rings

67 products

Spring Button Clips

Join pieces of telescoping tubing using spring force

5 products

Material Handling

Hitch Pins

Secure hitch inserts to hitch receivers for towing

5 products

Containers, Storage, and Furniture

Pallet Rack Locking Pins

Prevent forklifts from dislodging pallet rack beams when loading and unloading pallets

2 products

Fabricating and Machining

Fixturing Clamps

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

41 products