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 5920-01-411-2813
NSN 5855-00-832-9341
NSN 5990-01-212-2037
NSN 6150-01-294-5394
NSN 6145-00-699-8963
NSN 6145-01-330-4060
NSN 6145-00-188-3657
NSN 4140-01-514-9581
NSN 5925-00-900-5354
NSN 6220-00-958-1218
NSN 6650-01-474-3754
NSN 6685-01-162-8829