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 4140-00-219-3146
NSN 5965-01-315-1916
NSN 5950-01-187-2735
NSN 5920-01-388-3543
NSN 5925-01-449-3688
NSN 5920-01-185-0266
NSN 6130-00-835-4629
NSN 5985-01-067-8041
NSN 5950-00-278-4186
NSN 5925-01-369-8931
NSN 5920-01-383-5594
NSN 6130-00-639-0666