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 5999-00-571-9141
NSN 6685-01-356-3564
NSN 6240-01-284-2681
NSN 5975-01-487-6417
NSN 6240-01-587-0923
NSN 5895-00-553-8345
NSN 5960-01-483-7769
NSN 5855-01-020-7982
NSN 6620-01-383-6494
NSN 5930-01-341-1446
NSN 6110-00-934-7943
NSN 4140-01-030-5769