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 5920-01-053-9797
NSN 5915-01-456-6832
NSN 5935-00-652-0839
NSN 6320-00-284-1524
NSN 6685-01-377-4716
NSN 6135-00-495-6862
NSN 6220-00-446-8942
NSN 5960-00-818-3504
NSN 5920-01-067-2289
NSN 6110-00-850-2860
NSN 5855-01-406-2606
NSN 6145-01-539-8674