F118 engine qualified
A nut having one convex, spherical bearing surface, with 12 drive points, 24 sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 7035-00-946-2642
NSN 6645-00-580-9605
NSN 5895-00-216-5849
NSN 4140-01-361-9198
NSN 6105-01-556-2317
NSN 5855-01-481-0819
NSN 6130-00-468-6222
NSN 5915-00-067-7464
NSN 6645-01-210-8180
NSN 5996-01-628-2962
NSN 6220-00-822-4426
NSN 6135-01-252-0315