Rear axle hub nuts, what size?

[dumb person]

Stripped the nuts thread while torquing the hubs on.
What size is the nut and threads? Will model A ones fit? I have a feeling they are different sizes.

 

[Jack Innes]

5/8 - 18

https://www.modeltford.com/item/2507.aspx

model A same;

https://www.macsautoparts.com/ford_...ut-and-cotter-pin-set-castellated-5-8-18.html

 

[dumb person]

Ok, thanks. Good to know.