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 5855-00-494-9581
NSN 5965-01-452-4189
NSN 5915-01-510-3867
NSN 5975-01-302-9637
NSN 6240-01-333-1427
NSN 6150-00-488-8915
NSN 5950-00-552-1549
NSN 5950-01-168-7380
NSN 5990-01-357-6175
NSN 5915-01-364-5262
NSN 5920-00-468-3074
NSN 6320-00-194-4252