F118 engine qualified
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 5930-01-330-6532
NSN 7035-00-312-3055
NSN 5905-01-627-6986
NSN 6130-00-918-2659
NSN 6150-01-454-3403
NSN 6650-01-110-2142
NSN 6105-00-016-9473
NSN 6240-01-530-7485
NSN 6105-01-431-6723
NSN 6645-00-041-4074
NSN 6110-00-534-1441
NSN 5925-01-519-8048