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 6650-01-378-6868
NSN 5975-00-780-0792
NSN 6145-00-466-4068
NSN 6650-01-462-0830
NSN 5915-01-448-9078
NSN 6145-00-814-3191
NSN 5998-01-024-9347
NSN 4140-00-205-0853
NSN 5950-01-115-0818
NSN 5915-00-999-5216
NSN 6105-01-136-5978
NSN 6110-00-202-2990