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 7035-01-386-5722
NSN 5915-00-310-3156
NSN 5985-01-556-6917
NSN 6685-01-602-9019
NSN 4140-01-019-8980
NSN 6220-01-469-1904
NSN 5905-01-036-8717
NSN 5999-01-499-1369
NSN 6130-01-157-7014
NSN 5920-00-109-2062
NSN 5835-01-623-3328
NSN 5910-01-279-0009