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 6650-01-415-5573
NSN 5965-00-627-8382
NSN 6135-00-243-8330
NSN 5935-01-044-6873
NSN 5990-01-425-2175
NSN 5996-01-382-9710
NSN 5975-01-040-0373
NSN 6610-01-052-8029
NSN 6320-01-536-3077
NSN 5920-01-320-0472
NSN 5945-01-333-4938
NSN 5950-00-369-9692