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 5920-01-091-8362
NSN 6685-01-168-7990
NSN 2925-01-633-4048
NSN 5975-00-835-2213
NSN 5998-01-235-4319
NSN 5998-01-401-5396
NSN 5930-01-386-2415
NSN 5920-00-413-3341
NSN 6130-01-644-4321
NSN 5975-00-881-6275
NSN 6105-01-319-0144
NSN 6220-00-205-2040