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 6110-01-486-5359
NSN 5915-00-691-1517
NSN 5945-00-220-6789
NSN 6620-01-554-0030
NSN 6135-01-136-8306
NSN 5996-01-224-5515
NSN 6130-00-518-1723
NSN 5999-00-839-4658
NSN 5985-01-188-8788
NSN 6620-01-168-8450
NSN 5985-01-076-3966
NSN 5965-01-578-5626