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 5960-01-212-8118
NSN 5920-01-213-3657
NSN 5925-01-573-8257
NSN 5925-00-629-1974
NSN 5945-00-901-2235
NSN 6620-01-613-7996
NSN 6150-00-062-6587
NSN 6220-01-420-0390
NSN 6105-01-507-7442
NSN 5996-01-650-5762
NSN 6610-00-435-8932
NSN 5855-01-462-5150