ruffdog
Super Star Member
- Joined
- Dec 31, 2011
- Messages
- 10,635
- Location
- southern wisconsin
- Tractor
- Bobcat Toolcat 5610G, Deere X744, Cub Cadet IH 982
The bolt is not being sheared. It is being killed by countless rapid lateral shock loads that fatigue the metal at the weakest point...the bottom thread. I wonder how close a fit the hub and shaft are? There should be no slop there. What actual diameter are the holes in the hub and shaft?