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 5925-00-583-8922
NSN 5935-00-842-6999
NSN 5915-01-540-4491
NSN 6135-00-932-3136
NSN 6150-01-422-4686
NSN 6145-01-369-1622
NSN 6610-01-470-0165
NSN 5990-01-443-2931
NSN 5999-01-462-6241
NSN 5915-00-652-9095
NSN 6620-01-028-0504
NSN 6220-00-005-5551