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 5905-00-021-2679
NSN 5855-01-108-2044
NSN 6145-01-024-9848
NSN 4140-00-844-1791
NSN 6650-01-467-8818
NSN 5930-01-283-2702
NSN 6645-01-371-1632
NSN 5920-01-081-5800
NSN 6135-00-209-6918
NSN 5835-00-922-1263
NSN 6650-00-626-1891
NSN 5920-00-484-8074