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 5999-00-567-4038
NSN 5960-00-354-3364
NSN 6220-00-150-0039
NSN 5910-01-023-5875
NSN 5950-00-815-4640
NSN 5950-01-414-6930
NSN 5960-00-988-5737
NSN 2925-01-525-8212
NSN 6645-01-395-4129
NSN 5925-00-816-9929
NSN 5835-01-384-3206
NSN 6135-01-010-0891