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 5998-01-050-0300
NSN 5990-00-098-5033
NSN 5835-00-348-7460
NSN 6150-01-296-0896
NSN 6620-00-762-0349
NSN 5925-01-420-2351
NSN 5975-01-108-1244
NSN 5905-00-150-8601
NSN 6320-00-308-7386
NSN 5930-01-142-9298
NSN 5945-01-513-1498
NSN 5910-00-819-9282