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 5920-01-448-9208
NSN 6145-01-112-9820
NSN 6320-01-082-2970
NSN 5925-01-473-7633
NSN 5855-00-688-9954
NSN 5835-00-393-1996
NSN 5950-01-658-7013
NSN 5910-01-382-6950
NSN 6645-01-648-4439
NSN 6645-01-400-1137
NSN 6135-01-651-7287
NSN 6130-01-571-7932