JD Air tailwheel yoke hole size?

[idubrov]

I asked JD Air, but they are out of office next week.

Anybody with JD Air tailwheel (this one) can tell me what diameter does it expect at the yoke (where tail spring is inserted)?

Is it 0.644" or 0.635"?

 

[idubrov]

Got response that it is indeed .643-.645.