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 5996-01-290-0988
NSN 5915-01-462-5089
NSN 6145-01-545-6280
NSN 5999-01-444-1867
NSN 5925-00-100-5760
NSN 5925-00-777-4083
NSN 6320-00-284-1524
NSN 6645-00-542-1206
NSN 6240-01-596-3183
NSN 5905-01-050-8992
NSN 6145-01-183-4137
NSN 5985-00-450-5350