ShopAmerex.com · Amerex 22983 datasheet · https://shopamerex.com/products/amerex-22983-high-flow-wheeled-unit-valve-spring · Figures as published by Amerex · Verified Sep 2, 2026
Genuine Amerex service part·Part no. 22983
Amerex 22983 High Flow Wheeled Unit Valve Spring
Amerex 22983 is the valve spring inside the stored-pressure valve assembly of Amerex's 65 lb. Full overview ↓
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Which models does the Amerex 22983 fit?
Per the Amerex Parts Book · page 26| Fits | Extinguisher | UL rating | Capacity | Price | Link |
|---|---|---|---|---|---|
| Model 775 |  28325 Amerex 775 150 lb Wheeled SF 1230 Clean Agent Fire ExtinguisherParts Book p.26 (PDF p.28), item 18 |
3A:80B:C | 150 lb | $16,965.00 | View |
Parts list for 65 lb. Halotron I wheeled model
Fitment per the Amerex Parts Book. Check the part number against your unit’s nameplate before ordering.
What is the Amerex 22983?
Amerex 22983 is the valve spring inside the stored-pressure valve assembly of Amerex's 65 lb. and 150 lb. Halotron I wheeled extinguishers and the 150 lb. SF 1230 wheeled extinguisher. The same part number is listed as "Spring" (item 18) on Parts Book page 24 for the B673, item 20 on page 25 for the B674 and B675, and "Valve Spring" (item 18) on page 26 for Model 775. At six-year complete maintenance Amerex's service manual has it removed with the downtube and valve stem assembly, cleaned, and reassembled. Per the Parts Book notice, genuine Amerex replacement parts protect the UL listing and keep the warranty in effect.
Amerex 22983 specifications
| Part number | 22983 |
|---|---|
| Description | Spring |
| Parts Book page | 24 (PDF page 26); 25 (PDF page 27); 26 (PDF page 28) |
| Diagram item | 18 (p.24); 20 (p.25); 18 (p.26) |
| Models | B673, B674, B675, 775 |
|---|
| Amerex item number | 22983 |
|---|
Part data as published by Amerex. Confirm against the current Parts Book revision before ordering for a unit in service.
Amerex 22983 documents
Official Amerex publications · PDF- Parts Book p. 26 Parts list for B673
- Parts Book p. 27 Parts list for B674, B675
- Parts Book p. 28 Parts list for 775
- Manual Owner's Service Manual — Wheeled 150 lb SF 1230, Models 775/776
- Spec Sheet Halotron I wheeled specifications (B673, B674, B675)
- Spec Sheet SF 1230 wheeled specifications (Model 775)
- 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 26
Parts list for 65 lb. Halotron I wheeled model · All 7 parts| Part no. | Part | Pack | Price | Quantity and add to cart |
|---|---|---|---|---|
| 16664-P001 | Pack of 1 | $12.99 | ||
| 16724 | Each | $731.00 | ||
| 22979 | Each | $403.00 | ||
| 23811 | Each | $107.00 | ||
| 24760 | Each | $1,460.00 | ||
| 25025 | Each | $31.99 |
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 22983 questions
What does the Amerex 22983 valve spring fit?
The Amerex B673 65 lb. Halotron I wheeled extinguisher (item 18, page 24), the B674/B675 150 lb. Halotron I wheeled units (item 20, page 25), and the 775 150 lb. SF 1230 wheeled extinguisher (item 18, page 26) — the same part number is used on all three Parts Book pages.
Is Amerex 22983 a genuine Amerex part?
Yes; the Parts Book notice states genuine Amerex replacement parts are required to protect the UL listing and keep the warranty in effect.
Where does the valve spring sit in the extinguisher?
Inside the valve assembly, with the valve stem assembly and downtube.
When is the valve spring serviced?
At the six-year complete maintenance, when the valve assembly is disassembled by removing the downtube, spring and valve stem assembly, all parts are cleaned, and the spring and downtube are reassembled.
Is the Amerex 22983 spring included in a complete replacement valve assembly?
Yes; each of the three Parts Book pages lists the spring among the components bundled into that model's complete replacement valve assembly.
Is the spring called the same thing on every Parts Book page?
It is listed as "Spring" on pages 24 and 25 and as "Valve Spring" on page 26, all under the one part number 22983.