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 7035-00-782-7046
NSN 6130-01-602-5590
NSN 6320-00-228-5678
NSN 5960-00-401-0794
NSN 2925-01-175-1217
NSN 6240-01-576-4297
NSN 5915-01-171-1746
NSN 5990-01-386-5561
NSN 4140-00-709-6959
NSN 5930-01-151-1460
NSN 5945-01-124-9839
NSN 6320-01-551-3553