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 5990-00-492-2804
NSN 5895-00-944-4526
NSN 6220-01-658-0175
NSN 6150-01-010-3274
NSN 2925-01-386-7392
NSN 6620-01-422-3522
NSN 6220-01-128-0087
NSN 5950-00-329-8009
NSN 5999-01-130-7491
NSN 5950-01-440-1197
NSN 6105-01-608-3974
NSN 6110-00-035-4840