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 4140-00-225-8586
NSN 5855-01-386-7323
NSN 6110-01-043-4179
NSN 5855-01-472-3963
NSN 5905-01-324-0784
NSN 6240-01-014-5598
NSN 6130-00-806-5814
NSN 5950-01-009-5731
NSN 6150-01-268-3038
NSN 6135-00-715-4001
NSN 5895-01-426-8602
NSN 5945-01-188-8797