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 5855-01-656-6808
NSN 6610-01-633-8931
NSN 6685-01-121-9688
NSN 6135-00-763-5793
NSN 6650-01-603-8177
NSN 5999-00-290-5898
NSN 5920-00-778-9513
NSN 5930-01-085-6557
NSN 5975-01-516-3773
NSN 6150-01-227-5480
NSN 4140-00-198-4961
NSN 5960-01-458-6484