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 6650-00-916-6869
NSN 5930-01-391-8813
NSN 5990-00-357-8103
NSN 5925-01-336-6380
NSN 5960-00-269-4762
NSN 5915-01-348-1139
NSN 6130-01-073-4138
NSN 5975-00-285-0907
NSN 6610-01-196-3458
NSN 6685-01-621-7365
NSN 6650-00-842-5463
NSN 6145-01-326-1001