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 5920-00-824-0234
NSN 5930-01-520-9574
NSN 5910-01-612-1778
NSN 5945-00-802-9842
NSN 5950-01-427-3723
NSN 6645-01-109-9552
NSN 7035-00-115-1886
NSN 6610-00-118-9694
NSN 5915-00-229-8310
NSN 5998-00-932-5589
NSN 5835-00-629-3225
NSN 6645-00-462-7072