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 2925-01-219-6782
NSN 5920-01-069-9833
NSN 6685-01-112-3224
NSN 6685-01-462-1770
NSN 5975-00-333-9866
NSN 5855-00-079-2370
NSN 6620-00-233-6839
NSN 5945-00-817-4687
NSN 5855-01-584-1365
NSN 6645-00-940-0774
NSN 6220-00-682-8292
NSN 5910-00-637-2609