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 6645-00-451-6462
NSN 5960-00-839-8137
NSN 5925-01-250-1492
NSN 2925-01-121-3355
NSN 6150-01-200-1933
NSN 6645-00-211-6906
NSN 6685-00-089-7974
NSN 6110-01-512-9520
NSN 5835-01-244-8532
NSN 5999-01-486-1305
NSN 6130-01-579-4284
NSN 5996-01-353-7158