A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery.
Classification: Nuts of iron or steel
NSN 6110-01-236-7928
NSN 2925-00-620-4438
NSN 6610-01-382-1461
NSN 6220-01-028-6367
NSN 5945-00-248-4873
NSN 5915-01-112-8023
NSN 6130-00-962-8445
NSN 6110-01-062-7532
NSN 5950-01-425-2163
NSN 6220-00-576-3960
NSN 5920-01-149-0642
NSN 6620-01-242-7236