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 5985-01-630-8274
NSN 5915-01-044-5260
NSN 5855-00-688-9954
NSN 5855-01-581-1701
NSN 5975-00-133-9064
NSN 2925-00-707-6770
NSN 5999-01-569-1179
NSN 5925-01-613-9836
NSN 6610-01-440-4314
NSN 6620-01-581-8283
NSN 5975-01-170-7837
NSN 5999-01-312-1709