Plastic Springs | McMaster-Carr

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658 Products

Power Transmission

Compression Springs

When squeezed, springs push back to their original length

22 products

Extension Springs

When stretched, springs pull their ends back together

33 products

Constant-Force Retractors

Attach an object and the spring controls tension as the object is slowly pulled out and back

23 products

Air Springs

Absorb vibration in moving equipment such as conveyors and transfer stations; lift and level loads

1 product

Gas Spring End Fittings

Connect gas springs to mounting studs and brackets

5 products

Fastening and Joining

Spring Plungers

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

504 products

Lock Washers

Resist vibration to prevent fasteners from loosening

9 products

Fabricating and Machining

Spring Stops

Push back against workpieces to hold them in place against stops and rails

10 products

Spring Locating Pins

Apply side force to workpieces to clamp them in place

19 products

Material Handling

Tool Retractors

Hang tools and pull them down as needed; let go, and the cable pulls them up and out of the way

18 products

Tool Balancers

Minimize user fatigue by suspending tools to offset their weight

3 products

Hoists

Lift and position heavy loads using manual, electric, or air power

5 products

Building and Machinery Hardware

Garage Door Openers

Automatically open and close overhead doors; also known as jackshafts

4 products