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 6130-01-111-4065
NSN 6620-01-476-7355
NSN 5915-01-575-3490
NSN 5950-01-104-9240
NSN 5935-01-475-3366
NSN 6620-00-551-9948
NSN 6320-01-631-7828
NSN 5925-00-275-7599
NSN 6685-01-529-4571
NSN 6145-00-757-9479
NSN 5920-00-149-0013
NSN 5975-01-332-8978