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 5945-00-880-1336
NSN 6145-01-411-6454
NSN 5905-00-758-3381
NSN 5975-01-052-2759
NSN 6110-00-038-0074
NSN 5910-00-100-1496
NSN 5930-00-321-8326
NSN 5935-01-247-7617
NSN 7035-00-213-2387
NSN 5925-01-624-0889
NSN 5905-01-111-9559
NSN 5935-00-448-7221