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 6150-00-062-1147
NSN 6145-01-076-7258
NSN 5835-01-568-7796
NSN 5920-01-425-4322
NSN 6110-01-227-3055
NSN 5990-01-380-0650
NSN 5985-00-838-1363
NSN 2925-01-311-7840
NSN 5996-01-146-4202
NSN 6145-01-274-5558
NSN 6145-01-288-2154
NSN 5945-00-195-4679