A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5950-01-583-1265
NSN 5915-01-608-2495
NSN 5925-01-378-2914
NSN 5920-01-426-8517
NSN 4140-01-089-9724
NSN 6610-01-474-5206
NSN 5945-01-558-7297
NSN 2925-01-583-5619
NSN 2925-01-348-3206
NSN 5935-01-336-7764
NSN 5950-00-209-9832
NSN 2925-01-540-7389