Lock Springs | McMaster-Carr

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DFARS Specialty Metals

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9,487 Products

Fastening and Joining

Spring Plungers

Spring Plungers

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

Lock Washers

Resist vibration to prevent fasteners from loosening

Power Transmission

Springs

Apply and absorb force with compression, die, extension, torsion, and disc springs

Gas Springs

Support the weight of doors, hatches, and lids to assist opening and closing

Bearing Lock Washers

Bearing Lock Washers

Lock bearing nuts in place to prevent loosening due to vibration

Building and Machinery Hardware

Push-to-Close Latches

Push-to-Close Latches

Automatically hold doors shut when you push them closed

Rotary Latches

Open doors around corners and other obstructions; adjust for misalignment when closing

Slide-Bolt Latches

Slide-Bolt Latches

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

Cam Latches

Secure drawers, cabinets, mailboxes, and other enclosures

Multipoint Latches

Multipoint Latches

Secure tall cabinets and trailer doors at multiple spots along their frame for extra holding power

Draw Latches

Pull toolbox and other container lids closed and secure them

Hinges

Mount to doors, windows, and panels so they can swing open and closed

Door Closers

Automatically and smoothly pull doors, storm doors, and gates closed

Door Springs

Extend and snap back to pull storm doors and gates closed

Bellows

Prevent dust and debris from damaging moving parts

Overhead Door Spring Winding Rods

Overhead Door Spring Winding Rods

Keep your overhead door balanced on both tracks for smooth, even opening and closing

Fabricating and Machining

Locking Pliers

Clamp workpieces and lock them in place to keep your hands free

Material Handling

Hook Latches

Replace the latch on hooks

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