Is a hub nut reverse thread
No it is not reverse thread. The passenger side rear spindle is the reverse thread on 88-93 festivas.
With the tool, while they call this a flywheel puller it is a reverse thread nut, with a normal thread bolt in the center. After removing the nut holding on the mag, reverse thread the tool , then tighten the bolt in the center, off comes the mag.
I'm not positive, but you might take a look at the threads protruding from the nut to see if it is reverse threaded. I know a lot of pinion gears have a reverse thread on them. This would mean you would turn your wrench clockwise to loosen the nut. If you can't see the thread, check with your parts supplier to see if it is a reverse thread.
No it is normal clockwise thread. It is normally very tight.
A website named bransport.com carries lug nut removers for various size lug nut locks. It uses a reverse thread that tightens on the lug nut as you turn it counter clockwise to remove.
what are various possible reasons nut not entering in thread
when a spiral groove is cut over a hole, then it is nut thread. when a spiral groove is cut over a shaft, then it is screw thread.
the nut is reverse thread. u have to get a air impact hammer to knock it loose. it loosens to the left.
A thread rolling machine is used to cut threads on round metal bars, in order to take the screw thread of a nut (as in a nut and bolt).
A thread rolling machine is used to cut external screw threads on round metal bars to take the internal screw thread of a nut (as in a nut and bolt).
Left are reverse threaded.