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 5895-01-501-5548
NSN 6110-01-231-2568
NSN 5920-01-426-8517
NSN 5925-01-522-4549
NSN 5998-01-442-0648
NSN 7035-00-215-3272
NSN 5915-01-240-9518
NSN 6145-00-475-6909
NSN 5935-01-093-5076
NSN 4140-01-089-0465
NSN 5990-01-551-4356
NSN 5930-01-300-3797