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 5910-01-272-0908
NSN 5945-01-606-1631
NSN 6105-01-009-5067
NSN 6650-00-914-6897
NSN 5960-01-223-6202
NSN 6105-01-248-8267
NSN 5965-00-078-5770
NSN 6130-01-476-4057
NSN 5915-00-823-4980
NSN 2925-00-878-2196
NSN 6610-01-388-0563
NSN 5985-00-436-0489