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 6220-01-487-7690
NSN 7035-01-623-0062
NSN 6320-01-371-3047
NSN 4140-00-394-5744
NSN 5935-01-634-0668
NSN 5998-00-877-0298
NSN 5965-01-327-7531
NSN 5935-01-472-2193
NSN 5998-01-607-0746
NSN 5998-01-519-3236
NSN 5855-01-332-3011
NSN 6610-00-461-5471