YORK Gas Orifice: Mfr Part # S1-9951-0821
SKU 3G-OTH-77105
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Frequently Asked Questions
What is a YORK gas orifice used for?
A YORK gas orifice controls the flow of gas into a burner assembly in HVACR equipment. It meters the correct gas volume for efficient combustion in furnaces, boilers, and rooftop units. This part ensures proper air-fuel mixture for safe, reliable heating performance.
What are the specifications of the YORK gas orifice S1-9951-0821?
The YORK gas orifice, part number S1-9951-0821, is a gas orifice used in HVACR equipment. It is designed for YORK heating systems. The product type is gas orifice, and the manufacturer part number is S1-9951-0821. It is classified under seals, fittings, and fasteners for HVACR equipment.
Where to buy a YORK gas orifice S1-9951-0821 worldwide?
You can source the YORK gas orifice S1-9951-0821 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time. We supply genuine YORK components for HVACR systems.
How to install a YORK gas orifice?
To install a YORK gas orifice, first shut off gas and power to the unit. Remove the old orifice from the burner manifold using a wrench. Apply thread sealant to the new YORK orifice threads, then hand-tighten and torque to manufacturer specifications. Reconnect gas supply and test for leaks before operation.
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Common applications for YORKYORK Products
3G Electric supplies YORK seals, fittings & fasteners for hvacr equipment. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.












