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 6135-01-027-7543
NSN 6610-01-136-7836
NSN 5945-00-079-0382
NSN 6220-01-537-0689
NSN 6685-01-273-1856
NSN 5935-01-616-7838
NSN 6105-01-060-6992
NSN 6240-01-171-6452
NSN 6145-00-250-4420
NSN 6685-00-489-5746
NSN 5920-01-350-8641
NSN 5996-01-004-7832