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 5920-00-285-2245
NSN 5985-00-287-5067
NSN 5950-00-645-5075
NSN 5965-01-559-6637
NSN 5910-00-091-1185
NSN 4140-01-652-8977
NSN 5945-01-458-7422
NSN 5975-01-150-3121
NSN 5965-00-289-6280
NSN 5930-00-954-0741
NSN 5999-00-494-9224
NSN 6240-01-652-8378