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 5985-00-442-3584
NSN 5915-01-440-9856
NSN 6130-00-222-6216
NSN 5950-01-484-0486
NSN 6240-00-351-5659
NSN 5965-01-397-4967
NSN 5996-01-433-8642
NSN 5910-01-059-6605
NSN 6645-01-445-5235
NSN 6110-00-679-0989
NSN 5945-01-299-0819
NSN 5950-01-359-4854