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 6685-00-191-3214
NSN 6320-01-578-6006
NSN 5915-01-318-3336
NSN 5895-01-188-3790
NSN 5910-01-384-1961
NSN 6645-01-428-1618
NSN 6320-01-072-2073
NSN 5975-01-500-1105
NSN 6620-01-250-7445
NSN 6150-01-517-9025
NSN 6620-00-096-6306
NSN 4140-00-148-7013