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 5920-01-423-8595
NSN 6220-01-616-9015
NSN 5985-01-592-3455
NSN 6610-01-483-3209
NSN 6645-01-079-1262
NSN 5910-00-276-6883
NSN 6135-00-299-6918
NSN 6620-00-020-8385
NSN 6110-01-146-3491
NSN 6650-00-067-3572
NSN 5999-00-518-4503
NSN 6645-01-004-0803