David W.
30 Oct, 2025Very high-quality part. The St43869 Key Square arrived well packaged and performed just like the original.
ST43869 Key Square
| Part number: | ST43869 |
|---|---|
| SKU Number: | STN-ST43869 |
| Warranty: | 1 Year |
Discontinued
There is no available substitute by the factory.
This part is no longer supported. Sorry, we cannot help.
There is no known alternate available. We have no part available to offer you as a replacement.
Product Description
Product Features
Stone Toro ST43869 Key Square Repair Part
Keep your workflow moving: ST43869 Key Square is built to help get your equipment back to spec when the original part is worn. This type of targeted repair is a smart way to maintain reliability without overhauling the entire unit.
A maintenance-first approach keeps ownership costs under control while supporting consistent performance. It’s a straightforward purchase that supports long-term ownership. Confirm compatibility with your model before ordering, then install with standard tools and get back to work with confidence.
Customer Reviews (2)
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
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1 stars
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Easy to use
Durability
Value for money
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Donna S.
25 May, 2025Got my furnace working again fast.