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 5855-01-311-6666
NSN 6135-00-856-1343
NSN 5905-01-559-6768
NSN 6320-01-495-1244
NSN 6685-00-281-2840
NSN 6610-01-633-8931
NSN 5935-01-064-7375
NSN 5935-01-023-8067
NSN 6650-01-591-5057
NSN 5999-01-188-7161
NSN 6620-00-520-1909
NSN 6685-00-671-9329