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 5965-00-894-0015
NSN 6220-00-870-0788
NSN 6240-01-285-7857
NSN 6320-01-600-0787
NSN 5835-00-861-6066
NSN 6105-00-140-6864
NSN 6320-01-176-8367
NSN 5895-00-061-7192
NSN 5935-00-925-0341
NSN 6220-01-634-0660
NSN 5925-00-921-1171
NSN 6685-01-420-2478