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 5996-01-362-0550
NSN 6240-01-477-1262
NSN 5935-01-416-6482
NSN 5998-00-211-7430
NSN 5925-01-306-2719
NSN 5835-01-155-0786
NSN 5990-01-258-3848
NSN 6145-00-686-4912
NSN 5930-01-414-5241
NSN 2925-01-141-7563
NSN 5915-00-564-2490
NSN 4140-01-557-1539