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 5965-01-528-4531
NSN 6240-01-158-9299
NSN 7035-01-658-1623
NSN 5975-01-391-5306
NSN 5999-00-185-6032
NSN 6150-01-319-3917
NSN 5935-01-261-0883
NSN 4140-01-484-9834
NSN 6240-01-050-7537
NSN 6110-01-192-1015
NSN 7035-01-085-5955
NSN 6105-01-513-9330