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 6645-01-576-2691
NSN 6320-01-578-6006
NSN 5996-01-594-3091
NSN 6685-00-217-9010
NSN 6110-01-495-9388
NSN 6610-00-099-4096
NSN 6130-00-296-4116
NSN 6110-01-206-3733
NSN 5975-01-647-3758
NSN 5910-01-061-7316
NSN 6620-01-621-0719
NSN 2925-01-335-4549