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 5999-00-216-7431
NSN 6130-01-363-9009
NSN 6110-00-827-3026
NSN 7035-01-377-0760
NSN 5950-00-455-8564
NSN 2925-00-075-2714
NSN 5950-01-459-5573
NSN 5996-00-553-7348
NSN 5950-01-252-8905
NSN 5945-01-024-2970
NSN 5950-01-509-0296
NSN 6130-01-247-0626