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 5925-01-028-6504
NSN 5945-00-231-6543
NSN 5999-01-172-8483
NSN 5930-01-317-2943
NSN 5965-00-549-0220
NSN 5975-00-774-5556
NSN 5920-01-450-6682
NSN 6150-01-269-5747
NSN 6150-01-363-4643
NSN 5855-01-077-6264
NSN 4140-00-232-9859
NSN 6650-01-039-3722