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 6220-01-384-4609
NSN 5975-00-834-7840
NSN 6135-01-290-6487
NSN 5990-00-402-7721
NSN 6150-01-298-0536
NSN 5945-00-482-3505
NSN 6685-00-826-2081
NSN 6110-01-529-4230
NSN 5915-00-383-1471
NSN 5835-01-020-5650
NSN 6110-00-679-8961
NSN 5855-00-327-2112