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 5935-01-472-8482
NSN 5990-01-598-8769
NSN 5965-00-170-5254
NSN 6685-01-418-0925
NSN 5950-01-238-7813
NSN 6145-00-116-7810
NSN 6320-01-592-6248
NSN 6135-01-477-2744
NSN 6645-00-179-2725
NSN 5935-01-006-0618
NSN 5835-01-106-1456
NSN 6645-01-535-7136