A nut having 12 drive points and 24 sides. The bearing surface may be washer faced. An integral locking feature is incorporated in the design of the head or in the threads.
Classification: Nuts of iron or steel
NSN 6620-01-449-8743
NSN 5935-00-973-2650
NSN 5960-01-378-1729
NSN 6610-00-045-8132
NSN 6685-01-005-2037
NSN 5996-01-301-1779
NSN 6110-01-496-2902
NSN 5835-01-192-4165
NSN 5920-00-291-1379
NSN 5910-00-145-9959
NSN 6130-01-621-7908
NSN 5930-01-205-4546