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 6610-00-216-6538
NSN 6645-01-012-6082
NSN 5998-01-075-6669
NSN 6150-01-364-1537
NSN 5990-00-351-5479
NSN 6685-00-276-9889
NSN 5998-00-369-9114
NSN 6130-01-047-1824
NSN 6240-01-005-8872
NSN 5925-01-333-2419
NSN 6320-00-925-0558
NSN 5935-01-081-4735