ShopAmerex.com · Amerex 09623-P001 datasheet · https://shopamerex.com/products/amerex-09623-p001-downtube-for-50-lb-co2-pack-of-1 · Figures as published by Amerex · Verified Sep 2, 2026
Genuine Amerex service part·Part no. 09623-P001
Amerex 09623-P001 Downtube for 50 lb CO2 (Pack of 1)
Amerex 09623-P001 is the downtube listed as item 14 in Amerex Parts Book 27277 Rev D (printed page 21) for the 333 (50 lb) and 334 (100 lb) carbon dioxide wheeled extinguishers, sold as a pack of 1. Full overview ↓
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Which models does the Amerex 09623-P001 fit?
Per the Amerex Parts Book · page 23| Fits | Extinguisher | UL rating | Capacity | Price | Link |
|---|---|---|---|---|---|
| Model 333 |  09330 Amerex 333 50 lb Wheeled CO2 Fire ExtinguisherParts Book printed p.21, item 14 |
20B:C | 50 lb (22.7 kg) | $3,862.00 | View |
| Model 334 |  09331 Amerex 334 100 lb Wheeled CO2 Fire ExtinguisherParts Book printed p.21, item 14 |
20B:C | 100 lb (45.4 kg) | $5,708.00 | View |
Parts list for 50/100 lb. carbon dioxide wheeled models
Fitment per the Amerex Parts Book. Check the part number against your unit’s nameplate before ordering.
What is the Amerex 09623-P001?
Amerex 09623-P001 is the downtube listed as item 14 in Amerex Parts Book 27277 Rev D (printed page 21) for the 333 (50 lb) and 334 (100 lb) carbon dioxide wheeled extinguishers, sold as a pack of 1. It runs from the cylinder valve down into the CO2 cylinder and carries the charge up through the valve on discharge; the Parts Book diagram groups it with the complete valve assembly, Amerex 09895, and the manual's troubleshooting guide has the technician remove the valve assembly, downtube, spring and valve stem together when a valve leaks. Amerex requires genuine factory parts to protect the UL listing and keep the warranty in effect.
Amerex 09623-P001 specifications
| Part number | 09623-P |
|---|---|
| Description | Downtube |
| Parts Book page | Printed page 21 (PDF page 23) |
| Diagram item | 14 |
| Pack quantity | 1 |
| Models | 333, 334 |
|---|
| Amerex item number | 09623-P001 |
|---|
Part data as published by Amerex. Confirm against the current Parts Book revision before ordering for a unit in service.
Amerex 09623-P001 documents
Official Amerex publications · PDF- Parts Book p. 23 Parts list for 50/100 lb carbon dioxide wheeled models 333, 334 (printed p.21)
- Owner's Service Manual — Models 333/334 Installation, operation, inspection, maintenance and recharge
- Wheeled Fire Extinguisher Catalog 333/334 specification table (printed p.10)
- Tech Tip Why genuine Amerex parts
- Warranty
Current Amerex publications, hosted on ShopAmerex so links do not break when Amerex reorganizes its site.
Other parts on Parts Book page 23
Parts list for 50/100 lb. carbon dioxide wheeled models · All 19 parts| Part no. | Part | Pack | Price | Quantity and add to cart |
|---|---|---|---|---|
| 08169 | Each | $32.99 | ||
| 09364 | Each | $395.00 | ||
| 09366 | Each | $108.00 | ||
| 09369 | Each | $39.99 | ||
| 09545 | Each | $323.00 | ||
| 09618 | Each | $13.99 | ||
| 09787 | Each | $21.99 | ||
| 09891 | Each | $1,301.00 |
Item numbers refer to the exploded view on the Parts Book page. Model-specific items are marked in the Amerex parts list; confirm before ordering.
Amerex 09623-P001 questions
What extinguisher models does the Amerex 09623-P001 downtube fit?
The Amerex 333 (50 lb) and 334 (100 lb) carbon dioxide wheeled fire extinguishers.
How many downtubes come in the Amerex 09623-P001?
One; it is sold as a pack of 1.
Where is the Amerex 09623-P001 listed in the Amerex Parts Book?
Item 14 on printed page 21 (PDF page 23) of Parts Book 27277 Rev D, as part number 09623-P.
Is the downtube part of a larger assembly?
Yes — the Parts Book diagram groups items 9 through 15, the downtube among them, under the complete valve assembly, Amerex 09895.
When is the downtube removed during service?
The owner's service manual's troubleshooting guide has the technician remove the valve assembly, downtube, spring and valve stem assembly to correct a leak through the valve or at the base of the “T” handle.
Does the Amerex 09623-P001 carry its own UL rating?
No — it is a service part. The assembled Amerex 333 and 334 carry a 20B:C UL and ULC rating.
Which extinguishers does Parts Book printed page 21 cover?
The 50/100 lb carbon dioxide wheeled models — the Amerex 333 (50 lb) and the Amerex 334 (100 lb).
Is the Amerex 09623-P001 a genuine Amerex part?
Yes — it is the factory downtube listed in the Amerex Parts Book; Amerex states that substitute parts void the UL listing and the warranty.