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 6135-01-586-1969
NSN 5935-00-916-8027
NSN 6110-00-484-2368
NSN 6130-00-422-1761
NSN 6110-01-089-6260
NSN 5950-01-623-8543
NSN 5975-01-272-7940
NSN 5835-01-584-8538
NSN 5998-00-814-5272
NSN 6610-01-502-8868
NSN 6650-00-726-4242
NSN 6610-00-435-8370