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 5985-01-246-2231
NSN 5935-00-067-6360
NSN 5999-01-144-2154
NSN 6620-00-348-4645
NSN 6110-01-116-6190
NSN 6620-01-357-0757
NSN 7035-01-494-1161
NSN 5855-01-506-6767
NSN 5895-01-149-7267
NSN 6320-01-087-7961
NSN 5945-01-528-3175
NSN 6135-01-354-3337