Precise Union Fitting: Specifically designed for 1-1/4 inch 3001 series dielectric unions to ensure zero-leak performance

streamlining connection tasks for field contractors

High-Efficiency 3-Phase Design: Offers superior torque and lower operating costs compared to single-phase alternatives

it triggers an immediate system shutdown to prevent the accumulation of unburned fuel

NEMA 4 Enclosure: Provides a moisture-tight seal for installations in mechanical rooms or outdoor locations

York S1-9951-1771 Orifice Freon Precise Union Fitting: Specifically designedEnsure precise combustion performance with the York S1 9951 1771 Natural Gas Burner Orifice, a critical component for maintaining the correct manifold pressure and thermal output in compatible York HVAC systems. This #16 drill size orifice is engineered for a 0. 177 inch inside diameter, specifically calibrated for natural gas burner applications. Designed to handle throughput for systems typically ranging between 30,000 and 60,000 BTU h, this OEM