Compression Spring, 5 Pack 304 Stainless Steel, 4mm OD, 0.4mm Wire, 15mm Length

Description:
Compression springs are open-coil helical springs that are used to absorb shock in a variety of applications. They absorb the energy of a force acting upon them by becoming shorter, store that energy while compacted, and expand as they release the energy. These springs are either placed over a rod, or fitted inside a hole, and are found in a wide variety of applications ranging from the engine and large stamping presses to appliances and lawnmowers, electronics.

Feature:
1. Spring appearance is round smooth, no black spots.
2. Even spacing, highlight curve, stable force, high plasticity, full elasticity.
3. 304 stainless steel material, high hardness.
4. Compression spring steel wire spring is used for everything from home appliances to motor equipment, motor, etc. as it is the type of spring required. By the load acting on them or their ends being compressed, the compression spring is compressed by the wire design trying to return the spring back to its original shape, thus the load is pushed back.