A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 5920-01-613-6826
NSN 6610-01-212-8854
NSN 5998-01-398-0673
NSN 5915-01-555-8081
NSN 5996-00-294-7045
NSN 5985-01-070-5542
NSN 5975-01-203-4581
NSN 5935-00-578-3058
NSN 5925-01-401-5314
NSN 5996-01-198-0117
NSN 2925-01-164-9579
NSN 6645-01-614-4838