with a standard 1/2 inch bore for direct-drive motor shafts

each extending 3

Extreme Temperature Range: Maintains a reliable seal in both cryogenic and high-heat applications

The extended capillary length allows for the control to be mounted in a protected electrical box while the sensing bulb is positioned deep within the evaporator coil or air path

Trane WHL1891 Wheel 320074-702 with a standard 1/2 inchThe Trane WHL1891 is a precision engineered HVAC blower wheel designed to restore critical air movement in a wide range of forced air systems. Purpose built for HVAC repair and professional system maintenance, this clockwise (CW) rotation wheel features exact dimensions of 6. 38" diameter and 6. 54" width (height), ensuring a direct fit within high tolerance blower housings. As a genuine Trane part, it utilizes a 1. 25" bore size to minimize shaft