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 7035-00-104-7613
NSN 5935-00-528-9848
NSN 5990-00-366-0112
NSN 5920-00-557-9859
NSN 2925-01-343-5887
NSN 5950-00-702-5469
NSN 6220-01-184-0228
NSN 5960-01-291-0479
NSN 5960-00-895-0542
NSN 5910-01-153-7308
NSN 5945-00-996-0531
NSN 5998-00-197-8821