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 6240-00-781-1034
NSN 5910-00-604-4693
NSN 5910-00-883-3545
NSN 5999-01-601-4587
NSN 5905-01-381-5644
NSN 5905-01-486-6167
NSN 6320-01-123-6814
NSN 6240-01-643-1262
NSN 6650-01-294-3503
NSN 5935-01-444-3756
NSN 2925-01-034-3141
NSN 6150-01-019-0781