A nut having one convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member. See also nut (1), self-locking, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5835-01-589-4735
NSN 6610-00-527-8892
NSN 5910-01-432-8015
NSN 6135-01-407-0594
NSN 6320-00-433-2773
NSN 5930-01-621-7887
NSN 5945-00-454-6231
NSN 6110-00-044-3054
NSN 5930-01-399-8713
NSN 6130-00-081-2186
NSN 5965-00-127-3847
NSN 5985-00-951-1638