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 5990-00-917-4220
NSN 6150-01-521-3243
NSN 6645-01-457-8642
NSN 6610-00-433-8700
NSN 5999-00-244-3090
NSN 5935-01-280-9447
NSN 5998-00-509-5069
NSN 5895-01-043-6533
NSN 5975-00-486-6004
NSN 6145-00-493-4073
NSN 5835-01-375-8930
NSN 5999-01-225-6652