Maytag won't spin. can't finish disassembling tub bearing ---pictured here!

Brand:maytag
Model Number:mav6457aww

Main Symptom:
What happens & when: won’t spin

Error Code (if any):
Parts or tests already tried:
Photos / video link:

please tell me how to finish disassembling this. it’s FROZEN SEIZED!

Here’s our video on that:

Is that hub nut what is seized?