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 5905-01-579-3060
NSN 6645-00-295-8535
NSN 5935-00-975-1372
NSN 6145-00-583-9989
NSN 5996-00-172-0224
NSN 6645-01-539-5922
NSN 5975-01-130-2355
NSN 5960-01-307-2674
NSN 6105-01-442-7801
NSN 6645-01-214-2561
NSN 6645-01-008-2720
NSN 6145-00-598-9397