40X20.4X2.5 | Washer

Belleville springs have become indispensable in a host of applications and industries. Belleville disc springs are used everywhere from the automotive, food processing, and chemical industries and found in applications from boilers and industrial furnaces to superconductors and satellites.
They are commonly used in applications requiring high spring force and small deflections. The washers are also used in applications requiring a high degree of safety.