Description
Enhance the performance of your pilot burner system with the BASO Gas Products Y90AA-4209 inlet fitting. This precision-engineered component is designed to deliver accurate gas flow control and reliable combustion in both natural gas and liquefied petroleum (LP) fuel systems.
Key Features
- ¼″ compression coupling inlet design — provides a secure and leak-resistant connection to pilot tubing.
- .009″ orifice size — engineered for a low-flow pilot orifice, ensuring consistent flame characteristics and efficient operation.
- Versatile fuel compatibility — rated for natural gas and LP (propane) applications, giving installers flexibility in retrofit or new-install scenarios.
- Durable construction — aluminum-lined inlet body and coupling design ensure long service life in harsh furnace or burner environments.
- OEM-quality part — from BASO Gas Products, a trusted manufacturer of gas control components.









