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 6130-01-437-9325
NSN 4140-01-438-3854
NSN 5895-01-418-3910
NSN 2925-00-532-1481
NSN 6620-00-145-8232
NSN 5960-01-525-1690
NSN 5999-01-100-6143
NSN 5905-01-606-4956
NSN 2925-01-517-8544
NSN 2925-00-583-9669
NSN 6320-00-681-1324
NSN 7035-01-141-8076