Standard Sterling HVAC replacement fan blades generally include the integrated hub set screw

For technicians tackling induced draft blower failures

providing superior thermal conductivity and scale resistance in standard water conditions

It is critical to match the differential rating (55F)

Browning BX75 Belt 30067439-890 Standard Sterling HVAC replacement fanThe Browning BX75 is a high performance EPDM Gripnotch Belt designed specifically for heavy duty HVACR applications and industrial blower drives. Engineering grade cogged V belt construction provides increased surface area for superior heat dissipation and enhanced flexibility compared to standard wrapped belts. Featuring a 78 inch outside diameter and a 76. 8 inch pitch length, this BX section belt utilizes synthetic fiber tensile cords that offer