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 5905-00-276-8597
NSN 6110-00-785-7927
NSN 6145-01-529-7653
NSN 5985-01-406-3447
NSN 6645-01-241-4300
NSN 6150-01-551-1191
NSN 5915-00-959-5454
NSN 5905-01-055-3691
NSN 6130-01-103-2159
NSN 6240-01-239-9916
NSN 5895-00-844-7523
NSN 6320-01-573-6490