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 5835-01-178-4154
NSN 5915-00-254-3436
NSN 5945-00-468-7995
NSN 4140-01-295-0645
NSN 6105-00-345-4273
NSN 6620-00-140-8644
NSN 5985-01-589-5429
NSN 6650-00-590-9073
NSN 5935-01-108-0092
NSN 5925-01-007-5926
NSN 5945-01-174-8526
NSN 5985-00-622-5421