It is not a rotary screw, in fact it is a scroll unit. They are alot different than a screw. They have a small housing with a bunch of fingerlike ends that make contact with the inside of a housing and when rotated compress the air. I have installed a few of these commercially (powerx) units...
Hey everyone I just wanted to introduce myself, My name is Tony and I am new to the site! I came over from the HAMB to check this place out and I have found that I am going be on Garage over load soon!!:shocking: I am an Air compressor Tech Installer and have been for 11 yrs. I am a custom car...