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 5950-01-097-1197
NSN 6145-01-116-6729
NSN 6105-00-248-5772
NSN 5996-01-492-6330
NSN 5998-00-319-2833
NSN 6220-01-345-4865
NSN 5925-01-411-1034
NSN 5998-01-537-2811
NSN 5960-00-097-7007
NSN 5998-00-013-0763
NSN 6220-01-646-2293
NSN 6240-01-505-2777