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 5985-01-085-4586
NSN 4140-01-004-0566
NSN 5950-01-430-3338
NSN 6620-01-485-6459
NSN 5990-01-246-7417
NSN 7035-01-132-7209
NSN 5950-01-329-7871
NSN 5960-01-306-4606
NSN 5945-00-016-4521
NSN 5996-01-197-8772
NSN 5985-00-679-2624
NSN 6145-01-567-7966