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 6240-01-168-6185
NSN 5855-00-797-8217
NSN 7035-01-364-8454
NSN 5935-00-111-7268
NSN 6150-01-004-2238
NSN 5999-01-209-2307
NSN 6620-01-048-4145
NSN 5975-01-044-0523
NSN 6650-01-473-7723
NSN 4140-00-971-6400
NSN 5895-01-303-8062
NSN 6240-01-544-9579