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 5920-01-190-9032
NSN 5930-01-511-0860
NSN 6105-01-592-5516
NSN 5996-01-595-6529
NSN 6220-00-553-8938
NSN 5935-01-465-8429
NSN 5965-01-550-7505
NSN 6130-01-461-2469
NSN 4140-00-249-5603
NSN 5855-01-255-1688
NSN 6145-00-529-6748
NSN 5998-01-167-9404