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 5925-00-666-4753
NSN 5999-00-132-3470
NSN 5975-01-356-8541
NSN 6130-01-533-2833
NSN 6150-01-421-4028
NSN 5925-00-290-4451
NSN 6320-01-087-7961
NSN 6130-01-423-8338
NSN 5960-00-409-3221
NSN 5855-01-359-5727
NSN 7035-01-322-8180
NSN 6150-01-077-5938