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 6110-01-408-2475
NSN 6645-01-560-9339
NSN 5905-01-357-6778
NSN 6110-01-605-1545
NSN 5950-01-230-5516
NSN 6240-01-084-1517
NSN 5935-01-142-6490
NSN 6105-01-634-0322
NSN 6105-01-218-0048
NSN 6130-01-272-7035
NSN 6320-00-371-8335
NSN 6110-00-397-7531