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 5895-01-605-3637
NSN 4140-01-656-0158
NSN 6105-01-205-7190
NSN 5950-01-159-7995
NSN 5999-01-560-1188
NSN 6135-01-136-7087
NSN 6145-00-266-8453
NSN 5920-01-554-9804
NSN 6220-00-827-0227
NSN 5835-00-550-7728
NSN 6135-01-056-4609
NSN 5965-01-051-3727