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 6645-00-558-0028
NSN 5999-01-216-5511
NSN 5925-01-575-7054
NSN 5990-01-036-1631
NSN 5945-01-176-3600
NSN 5925-00-460-7953
NSN 6105-01-255-4028
NSN 6610-01-398-1094
NSN 6220-01-168-7773
NSN 4140-00-555-3856
NSN 5910-01-471-8338
NSN 6145-01-578-4326