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 6145-00-905-6797
NSN 5990-00-506-8315
NSN 6620-00-079-4615
NSN 6610-01-400-3880
NSN 5950-01-653-9499
NSN 5990-01-629-4694
NSN 5835-01-461-8184
NSN 2925-00-433-5429
NSN 7035-01-115-8996
NSN 5950-01-251-3795
NSN 6620-00-888-3179
NSN 5950-01-448-9779