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 5895-01-616-2697
NSN 5960-01-474-4843
NSN 5990-00-013-1042
NSN 6685-00-113-8949
NSN 5855-00-484-4856
NSN 5950-01-538-1958
NSN 6105-00-212-8013
NSN 6150-00-739-4425
NSN 6150-01-634-0575
NSN 6110-01-197-7917
NSN 6645-00-070-4543
NSN 5999-00-683-6660