A locking device which is serrated on the inside and outside diameters. It may have outer serrations omitted on one or two sides for close edge installation. The inner serrations engage the mating serrations of bolts, inserts, nuts, studs or similar items to be locked in place. The outer serrations broach their way into parent material when driven or pressed into place.
NSN 5945-01-590-1148
NSN 5999-00-153-7903
NSN 5985-01-660-3888
NSN 6135-01-377-5729
NSN 5925-00-642-5253
NSN 6145-01-290-7163
NSN 5998-01-469-6141
NSN 5965-00-762-0630
NSN 5835-00-987-9341
NSN 4140-01-265-0550
NSN 5930-00-797-6262
NSN 5910-01-549-0310