This valve is designed for natural gas units and replaces the White-Rodgers 37C73U-171 or the older 37C73U-274

Material Durability: High-grade elastomers and stainless steel springs provide resistance to chemical degradation and mechanical fatigue

you ensure the system operates at its peak thermal efficiency without compromising terminal safety or vent pressure limits

Direct Fitment: Eliminates the need for field modifications

Spence D50-3/4-3/15 Regulator THPU32HP7Y This valve is designed forThe Spence D50 3 4 3 15 is a self contained, direct acting pressure reducing valve designed for reliable service in steam, air, and non corrosive gas applications. Featuring a 3 4 inch NPT connection, this compact pressure regulator is equipped with a 3 15 PSI spring range, making it ideal for low pressure steam heating systems and industrial process control where precise downstream regulation is required. This model utilizes a stainless steel