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 5996-01-423-9423
NSN 5910-01-323-1601
NSN 5999-01-353-6802
NSN 6320-01-359-3921
NSN 6645-01-049-0972
NSN 6135-01-265-1384
NSN 6145-01-634-0388
NSN 5835-01-497-5029
NSN 6320-01-422-1212
NSN 6130-00-151-5001
NSN 5975-01-130-4268
NSN 6650-01-202-9143