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 5935-01-453-2609
NSN 6650-01-076-3449
NSN 5935-01-476-7260
NSN 6240-00-617-9599
NSN 5999-01-200-2964
NSN 5996-01-439-6047
NSN 5905-01-089-7055
NSN 5950-00-691-0270
NSN 5920-01-426-5164
NSN 5975-01-211-0129
NSN 6110-01-156-0708
NSN 6130-01-528-7000