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 6685-01-626-0454
NSN 5935-00-396-3685
NSN 6645-01-444-3016
NSN 5920-00-373-3636
NSN 7035-01-630-9675
NSN 6650-00-792-8577
NSN 4140-01-191-6457
NSN 6110-01-238-6906
NSN 6150-00-172-4297
NSN 6620-01-581-8283
NSN 6320-00-450-7014
NSN 5990-00-497-3873