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 6610-01-264-4888
NSN 6145-01-472-9867
NSN 5990-00-965-0495
NSN 6620-00-319-4044
NSN 6650-00-310-2534
NSN 6685-00-679-7750
NSN 6645-01-575-6955
NSN 6320-00-194-4252
NSN 5990-00-316-8872
NSN 5975-01-081-1074
NSN 5985-01-226-5065
NSN 5990-00-829-2588