No other part numbers with same form, fit, and function found.
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 5996-00-402-9571
NSN 5895-00-288-5878
NSN 6240-00-312-0636
NSN 5965-00-801-7410
NSN 5925-01-303-6842
NSN 5835-01-553-6772
NSN 5998-00-248-6867
NSN 5915-01-419-2843
NSN 6135-00-613-1068
NSN 5905-00-482-5415
NSN 5920-00-653-0019
NSN 6610-01-349-6333