Locking Washers

The main task of all locking fasteners is to prevent loosening of the threaded connection under the influence of vibrations, high loads and other factors that arise during operation. Lock washer is no exception.

Design and types of locking washers

A locking washer is a fastening element that has specific structural elements in the form of notches, notches, teeth, which, in fact, allow you to perform the locking function.

There are several types of locking washers, including: 

• toothed locking washer (locking washer with external teeth and locking washer with internal teeth);
• locking washer with foot;
• Multi-lobe locking washer (locking washer with two lugs);
• plate-shaped lock washer;
• spring lock washer;
• grooved locking washer (with notches) and many others.

Standards for lock washers

There are a number of standards that regulate the production and quality control of lock washers: DIN 93, DIN 127, DIN 128, DIN 432, DIN 462, DIN463, DIN 7980, DIN 6796, DIN6797, DIN 6798, DIN 2093 and many others.

According to regulatory documents, the locking washer can be made by stamping from stainless steel, spring steel, aluminum, copper. Additionally, the locking washer can be covered with zinc or thermodiffusion coating.

You can buy a locking washer of any type on our website. A wide assortment of high-quality lock washers is presented here.