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 6105-01-374-0557
NSN 6645-01-228-2127
NSN 5915-01-403-2599
NSN 5950-01-414-4293
NSN 6145-00-801-4621
NSN 4140-01-128-2701
NSN 5895-00-764-5384
NSN 6130-01-627-8644
NSN 6650-00-904-0085
NSN 5996-01-134-4185
NSN 6110-00-480-4521
NSN 5985-01-417-6948