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 5920-01-051-0090
NSN 6610-00-518-4919
NSN 5835-01-555-8963
NSN 7035-00-064-7008
NSN 5985-01-510-8495
NSN 5910-01-272-8901
NSN 6220-01-495-1037
NSN 5910-01-109-5471
NSN 6320-01-364-1840
NSN 6685-01-548-9005
NSN 6220-01-253-0380
NSN 5965-00-936-9081