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 5920-01-622-7558
NSN 4140-00-955-9019
NSN 6130-01-557-4573
NSN 6645-01-587-4314
NSN 5930-01-359-9533
NSN 6130-01-390-8166
NSN 2925-00-844-2789
NSN 5945-01-294-8359
NSN 6105-00-466-9880
NSN 5915-01-293-7267
NSN 5910-00-427-7743
NSN 5985-00-516-2373