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 6130-00-365-4572
NSN 6645-00-754-4108
NSN 5920-00-008-1636
NSN 6320-01-117-5516
NSN 6645-01-629-0847
NSN 5965-01-223-9218
NSN 5895-01-341-4098
NSN 2925-01-100-3694
NSN 5915-00-661-2223
NSN 5990-01-633-9503
NSN 5950-00-128-2258
NSN 5960-01-132-2975