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 6610-01-096-8746
NSN 6320-01-333-5782
NSN 5996-01-429-0390
NSN 5945-01-243-1704
NSN 5925-01-304-8961
NSN 6130-00-573-3573
NSN 6220-01-096-9082
NSN 6645-00-936-9111
NSN 6135-01-048-0910
NSN 5855-01-147-4785
NSN 5945-00-318-2829
NSN 5945-00-247-4053