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 5915-00-408-9559
NSN 6320-01-470-6826
NSN 6610-01-278-9704
NSN 5999-01-236-0352
NSN 5996-01-519-2804
NSN 5895-00-193-3760
NSN 5975-00-785-9288
NSN 5920-00-027-8290
NSN 6105-01-016-7707
NSN 5935-01-359-8827
NSN 7035-01-204-9851
NSN 5960-01-564-5044