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 5998-00-060-9975
NSN 4140-01-580-0277
NSN 6645-01-492-4476
NSN 6650-00-431-9541
NSN 6110-01-524-7465
NSN 6110-00-213-8078
NSN 6105-00-858-5135
NSN 5950-00-274-2279
NSN 5905-01-515-4943
NSN 5835-00-554-0399
NSN 5920-01-359-5925
NSN 5925-01-445-3375