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 6645-01-447-6777
NSN 6320-01-575-6342
NSN 5990-00-366-0112
NSN 5998-01-562-2624
NSN 6650-00-924-3340
NSN 6650-00-751-9958
NSN 5910-00-976-0040
NSN 5930-01-055-6486
NSN 5999-00-613-2239
NSN 7035-01-315-9754
NSN 5905-00-209-1045
NSN 5925-01-602-2388