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 5935-01-090-1577
NSN 5925-01-582-6520
NSN 5996-01-442-0832
NSN 5920-01-643-0741
NSN 6650-01-381-2972
NSN 7035-00-267-5424
NSN 5975-00-391-6357
NSN 5975-01-105-9020
NSN 5945-01-262-0885
NSN 6130-01-043-4066
NSN 5965-00-594-3115
NSN 5915-01-510-9763