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 5990-01-150-7443
NSN 6145-01-485-8598
NSN 5996-00-363-9666
NSN 5950-01-414-5754
NSN 5965-01-497-5696
NSN 6130-01-361-4825
NSN 6220-00-079-2943
NSN 5920-01-046-5235
NSN 2925-00-853-5039
NSN 5925-00-961-9179
NSN 5965-01-534-9088
NSN 6610-01-463-5368