Browning B78 Belt 321702-401 This sheave is typically designed

This sheave is typically designed for standard A or AX section V-belts

36 lbs with a compact profile

Rigorous boiler safety requirements are met through its failsafe logic

providing a streamlined solution for residential and light commercial HVAC repairs without the need for additional pipe fitting adjustments

Browning B78 Belt 321702-401 This sheave is typically designedThe Browning B78 Super Grip Belt is a heavy duty, classical B section V belt designed for reliable power transmission in industrial HVACR systems. Built with a wrapped construction, this belt provides a smooth, quiet interface that minimizes vibration in critical air handling units and compressor drives. This specific model features an 81 inch outside diameter and a 79. 8 inch pitch length, engineered to meet or exceed RMA standards for dimensional