The 36J URAI-J blower has a 3.5 inch gear and a 6 inch rotor length. The NPT connection is 2.5 inches with a shaft diameter of 0.750 inches. Please refer to the installation and operation manual for more technical information about model 36J URAI-J. For better assistance with ordering model 36J URAI-J please contact air blower services.
Reference BOM #74086020 or 36J URAI-J