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The Goodman 10716005 Natural Gas Orifice is a genuine OEM burner spud for the Amana/Goodman AMES800403AXAA 80% AFUE single-stage gas furnace. The orifice meters the precise flow of natural gas into each burner tube, setting the flame size and BTU input the furnace is rated for. A cross-threaded, corroded, or wrong-size orifice causes lazy yellow flames, sooting, delayed ignition, or under/over-firing — and is the correct part to replace when restoring proper natural-gas combustion.
The OEM version carries the exact factory drill size matched to this furnace's manifold pressure and input rating — critical for safe, on-spec combustion. The generic version is a same-bore brass equivalent at a lower price. Because orifice sizing directly affects the burn, verify the stamped size before installing either; do not substitute an LP orifice for natural gas.
Rated Moderate (~30 minutes). Shut off gas and power, remove the manifold or burner assembly as needed, unthread the old orifice, and thread the new one hand-tight plus a controlled turn — do not over-torque brass. After install, verify manifold pressure with a manometer and confirm a crisp blue flame. Combustion work should be done or verified by a qualified technician.