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 5925-01-033-1980
NSN 5925-01-057-5697
NSN 4140-01-574-7205
NSN 5925-01-484-6975
NSN 5945-00-386-8521
NSN 5835-01-449-7511
NSN 6320-01-116-3980
NSN 6105-00-618-4401
NSN 5905-01-310-8505
NSN 4140-00-141-0132
NSN 4140-01-442-3063
NSN 5985-00-140-4503