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 6320-01-435-5991
NSN 5905-01-217-5630
NSN 5965-01-596-2944
NSN 5990-01-140-5497
NSN 5998-01-579-6349
NSN 5990-01-292-6000
NSN 6620-01-064-0366
NSN 5935-00-611-4442
NSN 2925-01-655-4455
NSN 5990-00-421-5135
NSN 6150-00-518-4558
NSN 6650-01-647-4696