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 6105-00-987-4756
NSN 5935-01-213-7384
NSN 6150-01-096-0652
NSN 5935-01-246-8129
NSN 6110-00-960-4437
NSN 5915-00-146-1234
NSN 4140-01-053-4146
NSN 5935-01-363-3305
NSN 5996-01-212-9866
NSN 6135-01-184-0727
NSN 6645-01-508-6028
NSN 7035-00-421-0468