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 6135-01-454-4574
NSN 4140-01-390-9552
NSN 6110-00-093-2539
NSN 5998-01-077-3605
NSN 6110-01-536-3525
NSN 2925-01-244-3016
NSN 6145-00-899-1667
NSN 5895-01-634-0630
NSN 6620-01-361-7595
NSN 6110-01-129-7135
NSN 5985-01-217-1759
NSN 6645-00-339-0318