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 6685-00-410-6391
NSN 5999-00-932-4588
NSN 6240-00-082-1142
NSN 5905-00-841-7454
NSN 5905-00-688-7497
NSN 4140-01-009-5859
NSN 5965-01-623-9891
NSN 5985-01-470-6828
NSN 6320-01-318-6518
NSN 5975-01-528-3003
NSN 5985-01-579-9982
NSN 5990-01-223-9414