Description
The York S1-9951-1281 is an OEM replacement natural gas burner orifice designed to deliver accurate and consistent fuel metering in York heating systems. Featuring a #30 drill size with a 0.1285″ bore diameter, this orifice is precision-machined to maintain the correct gas flow rate required for safe and efficient burner operation.
Using the correct OEM orifice is critical to system performance. An improperly sized orifice can result in incomplete combustion, sooting, flame instability, or unsafe operating conditions. The York S1-9951-1281 ensures your equipment operates within factory-specified parameters, protecting both the appliance and the end user.
Key Features
- OEM York replacement burner orifice
- Drill size: #30
- Bore diameter: 0.1285″
- Designed for natural gas (Nat Gas) fuel type
- Precision-machined for accurate fuel flow metering
- Direct OEM replacement for compatible York heating equipment
Application
- Designed for use in York natural gas furnaces and heating systems
- Replaces worn, damaged, or incorrectly sized burner orifices
- Ensures proper combustion and burner flame characteristics
Important Notes
- Always verify orifice size against the equipment’s rating plate and installation manual before installation
- Natural gas orifices are not interchangeable with LP/propane orifices
- Installation should be performed by a qualified HVAC technician
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