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 6145-00-427-7201
NSN 6650-01-438-1537
NSN 5925-01-554-7852
NSN 5950-01-567-4380
NSN 5950-01-271-2198
NSN 6650-00-958-7408
NSN 5910-01-351-4667
NSN 6240-00-160-9223
NSN 5990-00-980-0379
NSN 6645-01-076-9310
NSN 5998-01-025-1688
NSN 6135-01-025-8109