What are the specs for this Gas Valve?

The correct replacement for Goodman model GDH80403AXBD Furnace — 0259M00005 is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your Goodman equipment which lists the model number GDH80403AXBD Furnace — 0259M00005.

What symptoms indicate I need a new gas valve?

Common symptoms that indicate you need a new gas valve include unusual noises, intermittent operation, complete failure to operate, or visible damage. For specific diagnostic guidance, visit nationalhvacparts.com/pages/hvac-diagnostic.

Is this gas valve compatible with Bryant or Payne systems too?

Many Goodman parts are cross-compatible with Bryant and Payne systems since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across multiple brand labels with different model numbers. To verify cross-compatibility, check your Bryant or Payne equipment service manual for cross-compatible part numbers, or contact info@nationalhvacparts.com with your model number for confirmation.

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Goodman

OEM Goodman Gas Valve Adapter for GDH80403AXBD Furnace — 0259M00005

Name: OEM Goodman Gas Valve Adapter for GDH80403AXBD Furnace — 0259M00005
Brand: Goodman
SKU: GOODMAN-10254
Price: 18.95 USD
Availability: InStock

SKU: GOODMAN-10254 Brand: Goodman

$18.95 $24.95

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Goodman 0259M00005 Gas Valve Adapter

The Goodman 0259M00005 is a genuine OEM gas valve adapter engineered for the GDH80403AXBD gas furnace and compatible Goodman/Amana models. This precision fitting connects the gas valve to the manifold or supply piping, ensuring a properly threaded, leak-free gas connection. The adapter is machined to the exact thread and port dimensions specified by Goodman, which is essential for safe fuel delivery and correct manifold pressure.

Specifications

OEM Part Number: 0259M00005
Function: Gas valve-to-manifold connection adapter
Material: Machined metal gas-rated fitting
Brand: Goodman (genuine OEM)
Compatibility: GDH80403AXBD and related 80% gas furnaces
Equipment type: Gas Furnace

OEM vs. Generic

Because this component carries fuel gas, using the genuine Goodman OEM adapter is strongly recommended. OEM thread specifications and material ratings guarantee a proper seal and safe gas flow, and preserve manufacturer warranty coverage. Generic fittings can introduce thread mismatch and leak risk on a live gas line — not a place to compromise.

Installation Difficulty

Rating: Moderate (3/5). Plan on 30–45 minutes. This job involves the gas supply and must be handled with care. Shut off gas and electrical power, apply the correct gas-rated thread sealant, torque connections properly, and leak-test every joint with a soap solution before returning the furnace to service. If you are not experienced with gas-line work, hire a licensed HVAC or gas technician.

Complete a safe, sealed gas connection with the genuine Goodman OEM valve adapter.

Shipping Information

Orders placed before 3PM CST ship same business day
Standard delivery: 2-5 business days
Express shipping available at checkout
Free shipping on orders over $75
Tracking number emailed upon shipment

Return Policy

30-day returns on unused parts in original packaging
Electrical parts (capacitors, contactors, control boards) are final sale once installed
Email info@nationalhvacparts.com to initiate a return
Refunds processed within 5-7 business days

OEM Goodman Gas Valve Adapter fo...

$18.95

Frequently Asked Questions

Does this Gas Valve fit my Goodman GDH80403AXBD Furnace — 0259M00005?

Yes. This is the factory-specified OEM gas valve for the Goodman GDH80403AXBD Furnace — 0259M00005. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.

How do I replace the gas valve on my Goodman GDH80403AXBD Furnace — 0259M00005?

Requires licensed HVAC technician. Gas valve work involves gas lines that must meet local building codes. Improper installation risks dangerous gas leaks. Buy the part yourself to save 40–60% on markup, then have your technician install it.

What symptoms mean I need a new gas valve?

Common symptoms: unusual noises, intermittent operation, complete failure, or visible damage. Visit our diagnostic hub for symptom-based troubleshooting.

Is this gas valve compatible with Bryant or Payne too?

Many Goodman parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.

Should I use OEM or aftermarket for my Goodman gas valve?

Always use OEM. Gas valves must match exact pressure ratings, port configurations, and safety certifications. Non-OEM gas valves can create safety hazards and may violate building codes.

How fast does National HVAC Parts ship?

Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.

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