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 5835-01-252-5879
NSN 6220-01-331-0889
NSN 5925-00-863-4232
NSN 5985-01-507-2285
NSN 6105-01-459-2119
NSN 2925-00-553-8799
NSN 6685-00-981-5114
NSN 6130-00-998-7950
NSN 5930-01-441-4510
NSN 6135-00-798-1425
NSN 4140-01-015-2728
NSN 5835-01-485-0210