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 5925-00-145-9065
NSN 6645-00-916-5615
NSN 6135-00-877-1659
NSN 6320-01-272-7072
NSN 5935-01-526-4946
NSN 4140-00-038-7577
NSN 6220-01-653-5335
NSN 2925-01-520-4194
NSN 5990-01-465-9235
NSN 5985-00-563-0883
NSN 6650-01-629-9480
NSN 5950-00-901-1963