Raypak 003903F Pilot Orifice Replacement Part for Pool & Spa Heaters

The Raypak 003903F is a genuine OEM replacement pilot orifice designed for use in Raypak pool and spa heaters. The pilot orifice is a precision-machined gas metering component that regulates the flow of gas to the pilot assembly, ensuring a consistent and reliable pilot flame for safe heater ignition and operation.

As a factory-original part, the 003903F is manufactured to exact Raypak specifications, making it a direct fit for compatible Raypak heater models. Using a genuine OEM replacement ensures proper gas flow calibration, reliable pilot performance, and long-term durability compared to aftermarket alternatives.

Key Features:

• Genuine Raypak OEM replacement pilot orifice
• Precision-machined for accurate gas metering to the pilot assembly
• Ensures consistent pilot flame and reliable heater ignition
• Direct OEM replacement — no modifications required
• Manufactured to strict Raypak quality specifications
• Compatible with select Raypak pool, spa, and hydronic heater models

The pilot orifice is a common service part when troubleshooting pilot flame issues, gas flow irregularities, or during routine heater maintenance. Always verify compatibility with your specific Raypak heater model before installation, and ensure gas service work is performed by a qualified technician.