Steel Extension Springs | McMaster-Carr

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2,491 Products

Extension Springs

Extension Springs with Loop Ends

Use these steel springs in noncorrosive environments.

Mil. Spec. Extension Springs with Loop Ends

These steel springs meet MS 24586 and come with a traceable lot number and material test report.

Extension Springs with Hook Ends

Use these steel springs in noncorrosive environments.

Extension Springs with Special Ends

For specialty applications and connections, these springs have unique end types.

Extension Spring Stock

Use these steel springs in noncorrosive environments.

Extension Spring Stud Anchors

A black-oxide finish provides mild corrosion resistance.

Swiveling Extension Spring Stud Anchors

A black-oxide finish provides mild corrosion resistance.

Overload-Prevention Extension Springs

These zinc-plated steel springs have mild corrosion resistance.

Storm Door and Gate Closers

Adjustable-Force Extension Spring
Storm Door and Gate Closers

These closers consist of two interconnected springs—twist them to adjust closing force. The springs retract to pull storm doors and gates closed.

Extension Spring Storm Door and Gate Closers

Springs retract to pull storm doors and gates closed.

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