the Fasco A158 is engineered for high-cycle industrial reliability in residential heating applications

eliminating the need for additional flange gaskets during installation

Common indicators include a lack of "click" upon energizing the 24V circuit

Designed for high-efficiency systems utilizing a Honeywell two-stage gas valve with direct spark ignition

this authentic OEM part ensures perfect drop-in compatibility and restores original equipment specifications to the heating loop

Browning 4L320 Belt 340155-7024 the Fasco A158 is engineeredThe Browning 4L320 Belt is a heavy duty Fractional Horsepower (FHP) V Belt designed for reliable power transmission in light duty HVACR and industrial applications. This 32 inch outside diameter belt features a 1 2" top width and is engineered with high strength synthetic tension members to minimize stretch and fatigue during continuous operation. Built for single groove pulley systems, the 4L320 V belt utilizes a wrapped construction that provides