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 5920-01-325-7555
NSN 5935-00-769-6787
NSN 6110-01-351-4527
NSN 5905-00-279-3499
NSN 5998-00-419-0425
NSN 5975-01-614-6994
NSN 6130-01-145-7395
NSN 5975-01-558-4419
NSN 5905-01-169-0228
NSN 6650-01-633-9147
NSN 5935-01-130-1884
NSN 6130-00-531-6564