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 6645-00-935-7046
NSN 6240-00-224-1880
NSN 7035-01-293-3431
NSN 6135-01-071-4923
NSN 5999-00-727-1723
NSN 5985-00-188-7044
NSN 5996-01-456-6007
NSN 4140-00-139-5799
NSN 5960-00-908-8658
NSN 5985-00-865-9443
NSN 4140-01-256-4597
NSN 6130-01-460-6742