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 2925-01-489-1394
NSN 5835-01-509-8992
NSN 5905-00-901-0483
NSN 6110-01-068-3201
NSN 4140-00-555-3856
NSN 5985-01-298-6863
NSN 5960-00-148-4493
NSN 5910-01-500-3124
NSN 6650-00-872-0942
NSN 5930-00-938-1327
NSN 5905-01-462-1214
NSN 6240-01-122-4263