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 5920-01-374-2093
NSN 5945-01-387-3856
NSN 5895-00-657-1352
NSN 7035-00-915-5798
NSN 5965-01-167-8513
NSN 5990-00-164-5992
NSN 6645-01-644-3850
NSN 5910-01-307-1357
NSN 6105-01-026-0165
NSN 6650-01-300-5515
NSN 5910-00-446-9131
NSN 5975-00-558-2495