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 6150-01-124-1588
NSN 5855-00-012-1958
NSN 5975-01-446-6074
NSN 5835-00-787-8122
NSN 6240-01-470-4272
NSN 5975-01-362-7637
NSN 5950-00-932-5595
NSN 5910-01-488-9342
NSN 6130-01-572-6937
NSN 5945-01-493-8501
NSN 5960-00-496-6473
NSN 5945-01-166-5176