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 5920-00-490-1226
NSN 5915-01-549-3131
NSN 6685-00-816-8838
NSN 6130-01-264-1298
NSN 6105-00-099-8818
NSN 5965-01-470-9834
NSN 5985-00-661-2263
NSN 5999-00-232-8389
NSN 5975-01-619-0624
NSN 5990-01-421-5342
NSN 5990-01-443-2931
NSN 6150-00-098-5874