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 4140-01-350-4475
NSN 4140-00-925-4149
NSN 6150-01-145-5913
NSN 5905-01-378-6234
NSN 5930-01-518-2561
NSN 5855-01-566-6869
NSN 6610-01-382-1936
NSN 6610-01-555-0842
NSN 5985-00-707-3473
NSN 5835-00-601-1402
NSN 6620-01-083-4672
NSN 5999-00-703-2008