Heat N Glo Pilot Assembly (Natural Gas) | 446-510A / SRV446-510A | Aftermarket Replacement for Gas Fireplaces

446-510A – Pilot Assembly (NG)  Restore safe and consistent ignition to your natural gas fireplace with the 446-510A Pilot Assembly. Designed as an OEM-style replacement for Heat-N-Glo part number 446-510A, this complete millivolt-compatible assembly delivers long-lasting performance, dependable flame control, and precise ignition for residential hearth systems. Key Features: • Direct OEM Replacement – Compatible with Heat-N-Glo SRV446-510A • Designed for Natural Gas (NG) – Calibrated specifically for NG systems (not LP) • Millivolt System Ready – Supports standing pilot ignition configurations • Complete Assembly – Includes pilot burner, thermocouple, and connector leads • Safe & Reliable Ignition – Ensures consistent startup and steady flame performance Specifications: • Gas Type: Natural Gas (NG) • Ignition System: Millivolt (standing pilot) • OEM Brand: Heat-N-Glo • Replaces OEM #: 446-510A • Also Known As: SRV446-510A, PH-510 • SKU: NBK-21240 Equivalent To (Cross References): • Heat-N-Glo / Heatilator: 446-510A, SRV446-510A • Alternate Reference: PH-510 Important Fitment Note: * This pilot assembly is designed for natural gas systems only. It is not compatible with LP (liquid propane) models. Always verify your original part number and gas type before ordering to ensure proper fit and safety. Why Choose Our NG Pilot Assembly? This OEM-equivalent pilot assembly restores reliable ignition performance and flame stability while meeting the quality standards of high-efficiency gas fireplaces. Perfect for maintaining safety, warmth, and consistent operation in your home’s hearth system. Order the 446-510A Pilot Assembly today for dependable ignition and long-lasting performance.