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 5905-00-404-5705
NSN 5925-01-229-7536
NSN 5999-01-642-7889
NSN 5910-00-905-3347
NSN 5920-01-372-7122
NSN 5935-00-183-6478
NSN 6645-01-369-4371
NSN 5910-01-516-2146
NSN 6110-01-585-1368
NSN 5935-01-469-6380
NSN 4140-00-144-6833
NSN 6150-00-845-0874