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 5925-00-966-7171
NSN 7035-01-351-4111
NSN 5985-01-485-0191
NSN 5935-01-569-1274
NSN 5996-01-387-3414
NSN 6145-01-079-5569
NSN 5996-00-101-0687
NSN 5920-00-206-3595
NSN 6650-00-879-5834
NSN 6620-00-401-4988
NSN 5975-00-170-3623
NSN 6220-01-649-5291