Browning AK32X1/2 Sheave 321042-401 the S1-031-00878-003 is a cross-compatible

the S1-031-00878-003 is a cross-compatible OEM part for these units

The flanged construction is specifically intended for heavy-duty commercial refrigeration

The package includes a White Rodgers gas valve conversion spring

Using it with non-compatible hardware can lead to inaccurate readings or air leaks at the needle valve fitting

Browning AK32X1/2 Sheave 321042-401 the S1-031-00878-003 is a cross-compatibleThe Browning AK32X1 2 Sheave is a professional grade cast iron V belt pulley engineered for reliable power transmission in fractional horsepower HVACR applications. Constructed from high quality close grain cast iron, this single groove sheave is precision machined to ensure tight tolerances and long term durability in demanding air handling environments. Every unit is statically balanced at the factory to eliminate vibration, extending the service