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 6650-00-074-2445
NSN 5996-00-544-5849
NSN 5950-01-406-5577
NSN 5895-01-490-3864
NSN 2925-01-394-5650
NSN 5910-00-581-9843
NSN 6620-01-182-0282
NSN 5835-01-388-5198
NSN 5915-01-473-2455
NSN 5960-01-313-0681
NSN 6145-01-491-7530
NSN 5985-01-459-8010