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 5975-01-586-4859
NSN 5975-01-444-0377
NSN 6320-00-004-9158
NSN 5905-01-227-5166
NSN 6135-01-033-5052
NSN 6320-00-790-4844
NSN 6220-00-769-1836
NSN 6145-01-202-7772
NSN 5975-01-324-2911
NSN 5998-01-066-8622
NSN 5920-00-405-8469
NSN 6110-01-443-0357