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 7035-00-371-7749
NSN 5960-00-111-4305
NSN 5975-01-502-7338
NSN 5985-00-081-1885
NSN 5960-01-395-9834
NSN 5925-01-442-1517
NSN 5855-01-112-7725
NSN 5996-00-026-9118
NSN 6320-01-359-3921
NSN 5915-01-205-2643
NSN 6320-01-365-2701
NSN 5920-01-287-8409