'70 RR manual steering box nut

[wwheel]

I need to install the Pitman arm on the manual steering box. Torqued to 175 Ft. Lbs. I tried 1-1/4" and was a bit to small. I measured the nut and comes to 1.282" which is 1/32" over 1-1/4". ???? What socket size do you use? 1-5/16"?

Thanks!

 

[pnora]

Yup.