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 2925-01-569-1549
NSN 6645-01-395-4129
NSN 5996-01-411-6195
NSN 5835-00-244-4956
NSN 6645-00-292-5053
NSN 5935-00-894-2451
NSN 5975-00-156-0416
NSN 6685-01-190-0871
NSN 5925-00-138-5108
NSN 6240-01-406-4042
NSN 6240-01-091-5185
NSN 5996-00-419-4412