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 5985-00-194-6012
NSN 5975-00-177-1206
NSN 5999-00-283-1134
NSN 5910-01-029-0290
NSN 6650-01-031-5243
NSN 6610-01-473-5678
NSN 5855-01-027-3639
NSN 6320-01-449-1014
NSN 6620-00-764-3057
NSN 5950-00-824-7750
NSN 5935-01-345-0086
NSN 6220-00-090-1310