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 5920-00-632-1308
NSN 5925-01-172-0036
NSN 6240-01-294-0913
NSN 7035-01-003-9142
NSN 5925-00-009-9818
NSN 5915-00-242-7749
NSN 7035-01-160-4423
NSN 6610-01-246-4164
NSN 6150-01-481-3101
NSN 6610-00-152-7216
NSN 6320-01-306-8117
NSN 5990-01-249-2060