Lock Springs | McMaster-Carr

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Spring Type

Length

OD

System of Measurement

Material

Stainless Steel

Wire Diameter

Extended Length @ Maximum Load

End Type

Straight Wire with Double Loop

Spring Rate

Thread Size

Screw Size

ID

Load

Less than 10 lb.

10 lb. to 19.9 lb.

20 lb. to 24.9 lb.

25 lb. to 49.9 lb.

50 lb. or greater

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

Nose Material

Stainless Steel

Body Material

Stainless Steel

Washer Type

Minimum Load

Spring Plunger Nose Type

Finish

Aluminum Coated

Phosphate Coated

Nose Diameter

Deflection Angle

Extended Length

How can we improve?

9,488 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

Building and Machinery Hardware

Push-to-Close Latches

Push-to-Close Latches

Automatically hold doors shut when you push them closed

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

Rotary Latches

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

Draw Latches

Pull toolbox and other container lids closed and secure them

Multipoint Latches

Multipoint Latches

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

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

Hinges

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

Overhead Door Spring Winding Rods

Overhead Door Spring Winding Rods

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

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

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.)