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 5855-01-475-4454
NSN 5999-01-132-1669
NSN 5920-01-629-9523
NSN 5996-00-537-3947
NSN 5950-01-385-3316
NSN 6685-01-279-0647
NSN 7035-01-403-2841
NSN 6645-01-265-0648
NSN 6105-01-487-3686
NSN 5930-00-862-4559
NSN 5855-01-085-5354
NSN 5950-00-584-4571