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 5990-01-118-0151
NSN 5925-01-187-8841
NSN 5999-00-108-6399
NSN 6645-01-445-5235
NSN 5950-00-465-8463
NSN 7035-00-731-8729
NSN 5925-01-498-3967
NSN 4140-01-543-0827
NSN 5975-01-325-6335
NSN 4140-01-343-7302
NSN 6610-00-468-1958
NSN 5895-00-348-0508