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 5935-01-435-6315
NSN 6645-01-124-1584
NSN 5905-01-433-1505
NSN 5975-01-495-0783
NSN 6685-01-656-5255
NSN 5975-01-412-0400
NSN 6650-01-106-1868
NSN 5915-01-080-2734
NSN 6130-01-479-6251
NSN 5935-00-825-5145
NSN 6110-00-865-1520
NSN 6610-01-358-7582