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 5910-00-936-4822
NSN 6130-00-613-7448
NSN 5835-00-373-2671
NSN 5935-00-143-1399
NSN 5905-01-411-6918
NSN 5855-00-237-4088
NSN 6685-01-350-3451
NSN 5835-00-672-0761
NSN 5996-01-118-5320
NSN 5999-00-948-0310
NSN 2925-01-004-5627
NSN 5915-01-499-7315