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 6320-01-160-7757
NSN 5950-00-666-1887
NSN 5915-01-373-3383
NSN 5950-00-854-6833
NSN 6110-01-366-1402
NSN 5930-00-235-5674
NSN 6220-01-512-0144
NSN 5950-00-674-9705
NSN 7035-01-442-7947
NSN 6105-01-026-4343
NSN 5945-01-453-1750
NSN 6650-00-820-4577