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 5920-01-464-8191
NSN 5935-00-255-9968
NSN 6220-01-257-7475
NSN 5855-00-532-0025
NSN 5996-01-177-8923
NSN 6320-01-416-7993
NSN 5975-01-519-3084
NSN 6150-00-147-3115
NSN 6220-01-472-2284
NSN 5950-01-137-1028
NSN 5925-00-903-5841
NSN 5945-00-554-9351