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 5835-00-185-4919
NSN 5985-00-764-5615
NSN 5855-01-100-3272
NSN 5975-00-739-6515
NSN 6240-00-570-9884
NSN 5998-00-837-4305
NSN 5925-01-543-5792
NSN 6320-00-456-2092
NSN 5999-01-634-0576
NSN 5915-00-628-8960
NSN 6645-00-736-0476
NSN 5935-01-321-8015