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 5985-01-555-8057
NSN 5855-00-688-9954
NSN 5920-01-168-7810
NSN 5910-01-191-7504
NSN 5930-01-553-2390
NSN 5905-00-973-1562
NSN 5930-01-045-5952
NSN 2925-01-166-3228
NSN 5915-01-237-3491
NSN 6645-00-303-7698
NSN 5855-01-027-1571
NSN 5915-00-217-6517