The 33J URAI-J blower has a 3.5 inch gear and a 3 inch rotor length. The NPT connection is 2 inches with a shaft diameter of 0.750 inches. Please refer to the installation and operation manual for more technical information about model 33J URAI-J. For better assistance with ordering model 33J URAI-J please contact air blower services.
Reference BOM #74065020 or 33J URAI-J