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 6650-01-555-8349
NSN 6105-01-444-3849
NSN 5975-00-594-8857
NSN 5905-00-849-0215
NSN 6645-01-542-6159
NSN 5920-01-089-7903
NSN 7035-01-616-5454
NSN 5985-01-634-0635
NSN 5935-00-169-9688
NSN 6685-01-260-9156
NSN 5945-00-937-6710
NSN 5960-01-252-8821