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 6320-01-446-6775
NSN 6685-01-633-4620
NSN 6645-01-622-1830
NSN 7035-00-517-8232
NSN 5935-01-011-6555
NSN 7035-00-392-5417
NSN 5895-01-559-1167
NSN 5985-00-792-4721
NSN 5855-00-089-3974
NSN 5920-01-145-6926
NSN 6645-01-449-0785
NSN 6240-01-347-0072