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 5935-00-496-7920
NSN 6145-01-173-5143
NSN 6320-01-441-1371
NSN 6620-01-323-7620
NSN 5985-01-352-5296
NSN 6130-00-397-7690
NSN 5998-01-093-6703
NSN 6130-01-308-6774
NSN 6610-01-500-3297
NSN 5915-01-212-2988
NSN 5999-00-281-3900
NSN 5965-00-058-6751