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 6145-01-181-9376
NSN 5905-01-419-1057
NSN 6320-01-476-7476
NSN 6650-00-134-5130
NSN 6130-01-026-2001
NSN 4140-00-892-5952
NSN 5960-01-553-4557
NSN 5999-01-106-4126
NSN 2925-01-633-4048
NSN 6240-00-646-6931
NSN 5985-00-778-2888
NSN 4140-01-358-7889