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 5855-00-688-9954
NSN 5965-01-227-9937
NSN 5895-01-482-4970
NSN 5905-01-646-0135
NSN 5905-01-513-5806
NSN 6685-01-456-1712
NSN 5990-00-469-4847
NSN 5960-01-434-5539
NSN 5935-01-619-8657
NSN 5996-01-015-4142
NSN 6610-00-886-8548
NSN 6130-01-142-9670