Browning 5L540 Belt 319848-301 reducing the risk of leak-related

reducing the risk of leak-related callbacks in commercial HVAC systems

Built with NEMA Design standards and Class F insulation

Steam systems require a dedicated steam safety valve rated for those specific conditions

Refrigerant Compatibility: Formulated to withstand constant exposure to diverse refrigerants and lubricants without swelling or losing elasticity

How do I know if my existing restrictor needs replacement

Browning 5L540 Belt 319848-301 reducing the risk of leak-relatedThe Browning 5L540 Belt is a heavy duty fractional horsepower (FHP) V belt engineered for reliable performance in HVAC blower motors, industrial fans, and light duty machinery. Featuring a wrapped construction, this 5L section belt provides smooth, quiet operation while offering superior resistance to slipping and misalignment compared to standard raw edge alternatives. With a 54 inch outside diameter and a 21 32 inch top width, it is specifically