What is a Belleville Washer or Disc Spring?

A Belleville washer or disc spring is a conical-shaped spring with an open center. It is shaped much like a washer and is typically smaller than a coiled spring.

Serrated Safety Washers - Hegong Spring

Serrated Safety Washers, also named serrated belleville washers and serrated conical washers, are one of Belleville Disc Spring with trapezoid cross section and serrations on both sides, which will increase the friction between the bolt head/nut and the mating surface.

Flat vs. beveled faucet washers: what are the main differences?

Who knew a small, flat rubber ring could be such a versatile and essential tool in home improvement and repair? Small washers work wonders by maintaining a tight seal, preventing leaks, keeping debris out and holding parts in place.

Buy Weldolet, Weldolet Fittings, Pipe Weldolet Price

The pipe weldolet is an economical butt-weld branch connection designed to minimize stress concentrations and provide overall reinforcement.