No other part numbers with same form, fit, and function found.
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 5855-01-630-5790
NSN 6150-01-590-4384
NSN 4140-00-826-9031
NSN 5965-01-147-5847
NSN 2925-01-501-1104
NSN 4140-01-647-8871
NSN 5998-01-466-2085
NSN 6220-01-209-6219
NSN 6610-00-994-2170
NSN 5965-00-539-7778
NSN 5960-01-089-8155
NSN 6105-01-041-8698