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The BANDO BX45 is a classic cogged V-belt in the BX section, designed for general power transmission in HVAC, industrial, and mechanical equipment applications. It measures 48 inches outside length with a 21/32 inch width and 13/32 inch thickness. The cogged profile reduces bending resistance, allowing the belt to run cooler and transfer power more efficiently than a standard wrapped belt. Constructed from rubber, it carries heat-resistant and oil-resistant properties suited to the demanding environments where blowers, fans, compressors, and pumps operate. Licensed HVAC technicians, millwrights, and equipment service techs are the primary installers.
The BX45 fits equipment requiring a BX-section cogged belt with a 48 inch outside length and 45 inch internal length. It is a direct-replacement style belt for belt-driven fan and blower assemblies common in residential and light commercial HVAC units, agricultural equipment, and general industrial machinery. The ARPM standard rating confirms dimensional and performance conformance. It is sold individually as a single-belt package.
Designed as an OEM-style replacement for belt-driven equipment requiring a BX-section cogged V-belt. Verify drive sheave groove profile and center-to-center distance against the BX45 dimensions before installation.
Installation is performed by licensed HVAC technicians, equipment mechanics, or qualified service personnel. Always de-energize and lock out the equipment before removing the old belt or installing the new one. Adjust drive center distance to allow proper belt tensioning without over-stressing the belt or bearing assemblies. Do not use belt dressing compounds on cogged rubber belts, as they can degrade the rubber and reduce belt life.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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