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 5925-01-350-2829
NSN 6645-01-400-1137
NSN 6610-00-411-2642
NSN 5990-01-147-5225
NSN 6645-01-425-1673
NSN 6130-01-498-9576
NSN 6145-01-331-2386
NSN 5975-01-501-1668
NSN 6240-01-381-1072
NSN 5950-01-510-9445
NSN 6650-01-655-4389
NSN 5990-00-488-1091