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 5935-00-360-1968
NSN 5935-01-535-8654
NSN 5960-00-550-8673
NSN 5930-01-519-9318
NSN 6135-01-100-3593
NSN 5965-01-295-9842
NSN 5990-01-235-8404
NSN 5920-00-455-9743
NSN 6320-01-455-3394
NSN 5895-00-753-5349
NSN 5975-00-115-2696
NSN 5975-00-587-4871