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 5985-00-679-9529
NSN 6620-01-004-2738
NSN 5996-01-519-3843
NSN 6685-01-435-8700
NSN 5935-01-155-1975
NSN 6645-00-536-1555
NSN 5945-01-464-9840
NSN 6610-01-568-8732
NSN 6645-01-549-8910
NSN 6650-01-139-9534
NSN 5835-01-412-0344
NSN 5925-00-077-0406