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 5999-01-407-1087
NSN 6320-01-449-1014
NSN 6610-00-063-8489
NSN 6220-00-581-3858
NSN 5925-01-463-8594
NSN 6135-01-386-5709
NSN 5910-00-276-3187
NSN 6135-01-396-0704
NSN 6610-01-516-5120
NSN 6130-01-504-7732
NSN 6645-01-058-6260
NSN 6220-01-487-0914