
Century Spring Corp
The Century Spring Corp 21 x 101.6 x 3mm extension spring is a 2 pack of steel springs that absorb and store energy while resisting pulling forces. Each spring is made from high-grade spring wire and manufactured to commercial tolerances defined by the Spring Manufacturers Institute (SMI).
As a tension spring it stretches under load and pulls back to its free length when released, making it a reliable choice for repairs and assemblies that need a controlled return action.
The Century Spring Corp 21 x 101.6 x 3mm Extension Spring 2 Pack is designed for various applications requiring reliable energy absorption and resistance to pulling forces. This extension spring is manufactured from high-grade spring wire, adhering to ASTM standards and commercial tolerances as defined by the Spring Manufacturers Institute (SMI). The springs are designed to absorb and store energy effectively.
This is a 2 pack of extension springs.
It is made from steel, using high-grade spring wire.
It is manufactured to ASTM standards and to commercial tolerances as defined by the Spring Manufacturers Institute (SMI).
It absorbs and stores energy while providing resistance to pulling forces, returning to its original length once the load is removed.

