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 5910-00-279-1864
NSN 5950-01-348-7902
NSN 6135-01-268-7056
NSN 5915-01-111-9971
NSN 5915-01-426-8862
NSN 6220-01-445-5544
NSN 7035-01-027-8569
NSN 6620-01-539-2729
NSN 7035-01-390-1132
NSN 5965-01-055-7645
NSN 6610-01-039-0788
NSN 5930-00-610-7620