Lock Pins | McMaster-Carr

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USMCA Qualifying

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Number of Retaining Balls

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Performance

REACH Compliance

RoHS Compliance

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7,280 Products

Fastening and Joining

Quick-Release Pins

Quick-Release Pins

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

Quick-Release Pin Receptacles

Quick-Release Pin Receptacles

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

Quick-Release Pin Retaining Caps

Quick-Release Pin Retaining Caps

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

Clevis Pins

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

Cotter Pins

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

Linch Pins

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

Made-to-Order Pins

Made-to-Order Pins

Choose a material, size, and end type to create custom pins for keeping components in place

Spring Plungers

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

Gravity Pins

Slip through holes in telescoping tubing and wrap around to secure

Spring Button Clips

Spring Button Clips

Snap the button into place to join pieces of telescoping tubing

Split Rings

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

Building and Machinery Hardware

Slide-Bolt Latches

Slide-Bolt Latches

Slide the bolt to secure everything from swinging gates to overhead garage doors

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

Material Handling

Hitch Pins

Secure hitch inserts to hitch receivers for towing

Hitch Balls

Mount to hitch inserts and use with hitch receivers and couplers to tow trailers

Hitch Receivers

Hitch Receivers

Use with hitch inserts and pins to create a complete hitch for towing

Hitch Inserts

Fit into hitch receivers and secure with a hitch pin to create a connection for towing

Containers, Storage, and Furniture

Pallet Rack Locking Pins

Pallet Rack Locking Pins

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

Fabricating and Machining

Clamps

Hold workpieces securely in place

Power Transmission

Roller Chain Spring Clips

Roller Chain Spring Clips

Replace the clips that secure ANSI roller chain connecting links

Inverted-Tooth Chain Pins

Inverted-Tooth Chain Pins

Replace the pins in your inverted-tooth chain or link two chains together

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