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 5975-01-383-0246
NSN 6130-01-031-4107
NSN 5950-01-481-2579
NSN 6650-01-075-5104
NSN 6145-01-461-3929
NSN 6645-01-422-1374
NSN 6110-01-076-4060
NSN 5910-00-466-1784
NSN 6650-01-548-0297
NSN 6130-00-959-5800
NSN 6645-01-603-9331
NSN 6130-01-526-0206