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 6135-01-317-6021
NSN 5910-01-493-3717
NSN 5920-01-512-2054
NSN 6685-01-508-5042
NSN 5950-01-657-3576
NSN 5910-00-689-4748
NSN 5985-00-681-8298
NSN 5915-01-169-8179
NSN 6685-01-240-0087
NSN 5990-00-318-3990
NSN 5915-00-398-0677
NSN 5950-01-044-7786