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 5950-00-156-1111
NSN 5945-01-163-0688
NSN 5855-01-647-4705
NSN 4140-01-200-5032
NSN 6645-01-161-8047
NSN 5998-01-587-0833
NSN 5990-01-263-0362
NSN 6105-00-727-1688
NSN 4140-01-454-4537
NSN 6145-01-339-4208
NSN 6105-01-116-3439
NSN 6135-01-226-4071