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 6650-01-487-4949
NSN 5855-01-334-6594
NSN 5945-00-050-1451
NSN 5920-01-163-3973
NSN 6620-00-175-0663
NSN 6620-00-137-0332
NSN 5985-00-114-3915
NSN 6645-00-149-1100
NSN 5945-00-412-2902
NSN 6650-01-343-4342
NSN 5999-01-075-7367
NSN 6130-00-350-3099