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 6220-01-116-2411
NSN 6105-01-133-5508
NSN 4140-00-105-3083
NSN 6650-01-428-9958
NSN 5990-01-560-0896
NSN 5999-01-598-1212
NSN 6650-01-398-7301
NSN 6150-01-552-0415
NSN 5920-01-085-6437
NSN 6620-01-650-5226
NSN 6685-00-826-9381
NSN 5935-01-182-6804