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 5999-00-099-6889
NSN 6610-01-400-3880
NSN 6610-01-624-1188
NSN 6645-01-012-5972
NSN 6320-00-731-6134
NSN 6650-01-411-6292
NSN 5998-00-624-2826
NSN 6220-01-483-2098
NSN 6240-01-571-7706
NSN 5935-01-508-8892
NSN 5905-00-754-9396
NSN 5935-00-258-8996