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 6685-00-456-2385
NSN 6620-01-446-6571
NSN 6135-01-275-9767
NSN 6610-01-331-6966
NSN 2925-00-679-8131
NSN 5999-01-187-9763
NSN 5996-01-334-1153
NSN 6135-01-168-2944
NSN 5998-01-246-1797
NSN 5920-00-398-0766
NSN 5998-00-738-7731
NSN 6150-01-580-2177