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 5998-01-273-4456
NSN 6610-00-893-0893
NSN 5960-01-536-9763
NSN 6240-01-258-6298
NSN 5999-00-081-0305
NSN 5905-00-277-7439
NSN 6145-01-595-9139
NSN 5915-00-491-2793
NSN 5960-01-347-6791
NSN 5910-00-977-0059
NSN 2925-01-354-1752
NSN 5935-00-908-4721