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 5920-01-104-6198
NSN 5975-01-512-6674
NSN 6650-01-036-4344
NSN 5935-01-372-8067
NSN 7035-01-429-7954
NSN 5975-01-147-7879
NSN 6645-00-574-9712
NSN 6240-01-417-3656
NSN 5965-01-269-4338
NSN 5905-01-467-6948
NSN 5905-00-111-1397
NSN 6130-01-242-9720