What are the specs for this Fitting?

The correct replacement for Goodman model ACVM960604CXAA — A1781105 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 ACVM960604CXAA — A1781105.

What symptoms indicate I need a new fitting?

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

Is this fitting 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 Vinyl Caps (1-Piece) for ACVM960604CXAA — A1781105

Name: OEM Goodman Vinyl Caps (1-Piece) for ACVM960604CXAA — A1781105
Brand: Goodman
SKU: GOODMAN-2946
Price: 6.95 USD
Availability: InStock

SKU: GOODMAN-2946 Brand: Goodman

$6.95 $9.38

OEM Guaranteed

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Texas CMBL #19328542014

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Govt POs Accepted

The Goodman A1781105 1-Piece Vinyl Cap is a genuine OEM fitting for the ACVM960604CXAA 96% AFUE modulating gas furnace. This protective vinyl cap seals unused tubing ports, line ends, and fitting stubs to keep debris, insects, and moisture out of pressure-switch and gas-valve connections. Though small, it plays an important role in maintaining the clean, sealed pathways your furnace's control system relies on for accurate operation.

Specifications

Goodman OEM Part Number: A1781105
Part Type: 1-piece protective vinyl cap
Compatible Model: ACVM960604CXAA (96% AFUE modulating furnace)
Material: Flexible vinyl
Application: Caps unused ports, tubing ends, and fitting stubs

OEM vs. Generic

The genuine Goodman cap is molded to the exact diameter of factory ports for a snug, secure fit that won't pop off under vibration or temperature swings. Generic caps are often loose or oversized, allowing contaminants in. For a sealed system and proper fitment, OEM is the right choice.

Installation Difficulty

Very Easy (1/5) — Simply push the cap onto the port or line end by hand. No tools required. Shut off power and gas before servicing internal components. A quick, foolproof replacement for any DIYer.

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 Vinyl Caps (1-Piece)...

$6.95

Frequently Asked Questions

Does this Fitting fit my Goodman ACVM960604CXAA — A1781105?

Yes. This is the factory-specified OEM fitting for the Goodman ACVM960604CXAA — A1781105. 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 fitting on my Goodman ACVM960604CXAA — A1781105?

Refer to your equipment service manual for model-specific steps. General approach: turn off power, photograph connections, remove old part, install new part, restore power and test. For gas components, hire a licensed technician. Email info@nationalhvacparts.com for guidance.

What symptoms mean I need a new fitting?

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

Is this fitting 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 fitting?

OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.

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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