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 5965-01-644-7983
NSN 4140-00-715-0010
NSN 6610-00-957-3875
NSN 6240-01-026-0032
NSN 6650-00-665-3658
NSN 6135-01-397-6564
NSN 6150-01-079-9554
NSN 5975-00-011-3714
NSN 6130-01-647-1215
NSN 6105-01-513-3164
NSN 6135-01-450-3781
NSN 2925-00-402-5582