RS PRO Steel Extension Spring, 31mm x 4.5mm

Manufactured from high tensile strength piano/music wire, with a right-hand (clockwise) helix and looped ends.

Attached at both ends
Springs absorb and store energy
Create resistance to pulling force
Initial tension manipulation can achieve individual requirements
Wound to oppose extension

Automotive interiors and exteriors
Garage door assemblies
Vise-grip pliers
Carburetors
Trampolines
Washing devices
Farm machinery

Materials to DIN17223 Class C or BS1408 CR3. Dimensions conform to DIN2097 Grade 2. Oiled finish.

From the trusted brand RS PRO, a high-quality steel extension spring when extended create a resistance to a pulling force, absorb and store energy. This extension spring is quick and easy to install, commonly used on automotive components and much more.

Extension springs are coils attached by two components from both ends of the spring. When pulled apart the extension springs pull them back together again. The springs' tension can be adapted depending on the application load requirements.

Extension springs are often the least expensive part of your assemblies, failure can mean costly machine downtime and product rejects. To ensure quality and longer reliability RS PRO offer a range of steel extension springs with various spring rates and length to suit your application.

Extension springs should not be exposed to the same stress levels as a compression springs.

Materials to DIN17223 Class C or BS1408 CR3. Dimensions conform to DIN2097 Grade 2. Oiled finish.