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 6240-01-270-2915
NSN 5915-01-417-2058
NSN 5945-01-359-9822
NSN 6650-00-009-1427
NSN 5985-00-999-3555
NSN 5855-01-328-7434
NSN 5960-00-152-9488
NSN 6645-00-991-8704
NSN 2925-00-535-8397
NSN 5835-00-233-6327
NSN 7035-01-010-8309
NSN 6685-01-480-4251