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 6685-00-244-4974
NSN 6650-01-421-5355
NSN 6135-01-222-0703
NSN 5975-00-966-7706
NSN 6320-00-036-3688
NSN 6240-00-466-0703
NSN 4140-01-586-9605
NSN 5925-00-914-3636
NSN 5855-00-466-2309
NSN 6645-01-648-4439
NSN 5990-00-791-4064
NSN 5945-01-119-3438