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 4140-01-185-3488
NSN 6135-01-226-1396
NSN 5935-00-096-3006
NSN 6650-01-569-3286
NSN 6620-01-406-3584
NSN 5960-00-188-8648
NSN 5910-00-804-5297
NSN 7035-00-541-8516
NSN 6320-00-779-5923
NSN 5998-01-050-7849
NSN 6110-01-112-3938
NSN 5960-01-201-6316