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 5910-01-645-4983
NSN 5998-01-107-6550
NSN 5925-01-446-7461
NSN 4140-01-128-2701
NSN 5985-00-822-6250
NSN 5925-00-224-7474
NSN 5910-01-439-8471
NSN 6650-01-640-9370
NSN 5915-01-089-9836
NSN 6610-00-256-8006
NSN 5985-00-336-1095
NSN 5998-01-007-0738