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 6135-01-388-2581
NSN 5920-01-305-1419
NSN 6685-01-515-2149
NSN 7035-01-377-6255
NSN 6240-01-135-2949
NSN 5975-00-994-9102
NSN 5999-01-061-4976
NSN 6320-01-176-8367
NSN 5945-00-080-5239
NSN 6645-01-495-0939
NSN 5960-01-023-3615
NSN 5905-01-373-1631