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 5945-01-624-0305
NSN 5998-00-221-7007
NSN 2925-01-391-9247
NSN 5945-01-081-9350
NSN 6150-00-080-7480
NSN 5925-00-113-2715
NSN 2925-00-288-1394
NSN 5999-01-157-9643
NSN 7035-01-612-0088
NSN 7035-01-388-6943
NSN 6150-01-468-5126
NSN 5855-01-287-1515