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 5935-00-602-2385
NSN 6220-01-537-0129
NSN 6645-00-585-3809
NSN 6110-00-271-9928
NSN 5930-01-435-7680
NSN 6650-00-751-9958
NSN 5975-01-197-0472
NSN 5975-01-315-5462
NSN 5985-01-038-1281
NSN 5895-00-176-1776
NSN 6150-00-987-0877
NSN 6110-01-068-0301