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 5999-00-916-3871
NSN 6610-01-020-0586
NSN 6620-01-597-7200
NSN 6645-01-170-5402
NSN 7035-01-590-6064
NSN 5990-01-425-2175
NSN 6650-01-446-2025
NSN 5960-01-464-1443
NSN 5930-01-076-9335
NSN 5895-01-160-8101
NSN 6320-00-174-1362
NSN 5965-01-116-1886