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 5930-00-516-1217
NSN 6320-01-551-3553
NSN 5950-00-288-5994
NSN 5835-01-059-1550
NSN 5975-01-169-9405
NSN 6135-00-235-1938
NSN 6650-00-409-4283
NSN 5910-01-202-4975
NSN 6645-01-243-0468
NSN 5998-00-193-8008
NSN 5935-01-349-0221
NSN 6220-01-090-7473