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 2925-00-167-6762
NSN 6240-00-287-1988
NSN 5975-00-450-7227
NSN 5925-01-203-2084
NSN 6135-00-840-6451
NSN 6105-01-439-5230
NSN 5925-01-461-8378
NSN 7035-01-026-0117
NSN 4140-01-397-1311
NSN 6145-00-113-3911
NSN 5998-01-110-2637
NSN 6145-01-056-5515