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 6320-00-164-4087
NSN 5950-01-344-9050
NSN 5925-01-417-4740
NSN 5855-01-136-9532
NSN 5925-00-487-1502
NSN 6240-01-423-1335
NSN 5930-01-406-9415
NSN 5960-00-493-5589
NSN 5998-00-068-3864
NSN 6610-01-397-1621
NSN 6320-01-631-7828
NSN 5999-00-862-5157