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 6645-01-648-4439
NSN 6105-01-547-7612
NSN 5996-01-411-6195
NSN 6610-01-542-2276
NSN 6145-00-830-8210
NSN 6150-00-365-1711
NSN 6645-01-575-2297
NSN 5855-01-654-7314
NSN 6105-00-421-8593
NSN 5935-00-826-9912
NSN 6145-01-025-1822
NSN 5935-00-369-1092