Technical Reliability: Engineered to withstand the thermal stresses of modern high-efficiency HVAC equipment

this B-section V-belt provides reliable power transmission for compressors

helping maintain system energy efficiency ratios

protecting the system from stagnant water or overheating

Facilitates low-voltage control of 1P contactors

Browning AK104X3/4 Sheave R-407C Technical Reliability: Engineered to withstandThe Browning AK104X3 4 Sheave is a precision machined, light duty single groove cast iron pulley designed for consistent power transmission in HVACR blower assemblies and fan drives. Engineered for compatibility with 3L, 4L, and A section belts, this 10. 25 inch outside diameter sheave provides reliable speed reduction and torque transfer for residential and commercial air handling units. The 3 4 inch fixed bore features a standard keyway and