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 5920-00-507-5105
NSN 6650-00-563-3880
NSN 6645-01-169-6682
NSN 5915-01-349-3303
NSN 5975-01-308-7020
NSN 5855-01-068-3683
NSN 5905-00-720-1351
NSN 6135-00-756-6149
NSN 5920-01-275-0743
NSN 6105-00-753-7495
NSN 5985-01-361-2386
NSN 6320-01-137-2076