Engineered for high-demand environments like ice machines and computer room A/C units

Heavy-Duty Construction: Resists corrosion and mechanical fatigue in high-temperature furnace vestibules

60" WC accuracy required for Nordyne HVAC systems

This specific blend is optimized for HFC and HCFC refrigerants—including R410A

and gravity-vented F and B units equipped with power venters

Browning 4L380 Belt 326058-758 Engineered for high-demand environments likeThe Browning 4L380 Belt is a heavy duty Fractional Horsepower (FHP) V Belt engineered for reliable power transmission in light duty HVACR and industrial applications. Built with a 1 2 inch top width and a 38 inch outside diameter, this 4L section belt (also known as an A section equivalent) features a professional grade wrapped construction. This design ensures smooth, quiet operation by reducing vibration and increasing tolerance for minor pulley