Vaillant
Vaillant Screw 0020143523
Vaillant 0020143523 screw for ecoTEC VU 806, 1006 and 1206 boiler models.
At a glance
- Also known as 1385978
Showing prices
£9.67
£8.06 ex. VAT · VAT at 20%
Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Vaillant 0020143523 is a screw used as a fixing on ecoTEC VU gas boilers. It is a small component that secures parts during assembly, servicing and repair of the appliance.
Signs this part needs replacing
- Screw head rounded or chewed, making it difficult to turn
- Thread stripped, cross-threaded or no longer gripping
- Corrosion or rust visible on the fixing
- Screw missing after a service or repair
- The fixing no longer holds the component securely
Before you order
- Check your boiler model against the fit list above
- Confirm the part number 0020143523 matches the fixing being replaced
- Check how many screws the job requires before ordering
Compliance
| Alternative numbers | 1385978 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VU 806/5-5 R4 | 41-044-68 | 41-044-68 | — | — |
| VAILLANT VU GB 1006/5-5 R2 | 41-044-69 | 41-044-69 | — | — |
| VAILLANT VU GB 1006/5-5 R3 | 41-044-69 | 41-044-69 | — | — |
| VAILLANT VU GB 1206/5-5 R2 | 41-044-70 | 41-044-70 | — | — |
| VAILLANT VU GB 1206/5-5 R3 | 41-044-70 | 41-044-70 | — | — |
| VAILLANT VU GB 806/5-5 R2 | 41-044-68 | 41-044-68 | — | — |
| VAILLANT VU GB 806/5-5 R3 | 41-044-68 | 41-044-68 | — | — |
| VAILLANT ecoTEC VU 806/5-5 R4 (2017) | 41-044-68 | 41-044-68 | — | — |
| VAILLANT ecoTEC VU GB 1006/5-5 R2 (2013-2014) | 41-044-69 | 41-044-69 | — | — |
| VAILLANT ecoTEC VU GB 1006/5-5 R2 (41-044-69) | — | — | — |
Showing 10 of 18 compatible appliances.
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
No technical questions yet for this part.
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Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.