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 5905-00-469-3853
NSN 5925-01-413-1638
NSN 6650-01-367-4989
NSN 6150-00-143-5396
NSN 6105-01-280-4308
NSN 5945-01-136-4592
NSN 6610-01-242-3760
NSN 6650-00-590-9073
NSN 6650-01-325-9824
NSN 6620-00-349-8013
NSN 7035-01-512-1826
NSN 6620-01-326-4451