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 5950-01-369-4541
NSN 5990-01-254-2936
NSN 5895-00-701-4113
NSN 5920-00-387-5312
NSN 6650-01-660-3151
NSN 5985-01-397-6393
NSN 6110-01-660-1881
NSN 6620-00-596-1951
NSN 5945-01-350-3649
NSN 5855-01-077-6264
NSN 6240-01-146-4839
NSN 5960-00-163-9204