Browning 3L390 Belt 321042-401 and lock nuts required to

and lock nuts required to secure the assembly to the power frame

Sleeve Bearing Design: Optimized for vertical shaft-up or shaft-down applications common in outdoor condensing units

When the rear housing is rotated to fit a manifold

Integrated Auxiliary Switch: One built-in SPDT switch reduces the need for external relays and simplifies field wiring for status feedback

allowing it to replace thousands of OEM configurations on the fly

Browning 3L390 Belt 321042-401 and lock nuts required toThe Browning 3L390 Belt is a heavy duty fractional horsepower (FHP) V belt engineered specifically for light duty HVAC systems, blowers, and motor driven fans requiring a 39 inch outside diameter. Built with a type 3L section, this wrapped V belt features a 3 8 inch top width and 7 32 inch thickness, conforming to RMA standards for cross section dimensions. As a veteran grade HVAC drive belt, its wrapped construction ensures smooth, quiet operation by