Vaillant
Vaillant Lens Head Screw 178967
Vaillant 178967 lens head screw, M5 x 18 mm, supplied as a set of 10 for Vaillant gas boilers.
At a glance
- Also known as 1376526
Showing prices
£9.64
£8.03 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 178967 is a pack of ten M5 x 18 mm lens head screws for Vaillant gas boilers. It is a fixing component used where this screw type is specified in the appliance. The part is listed for a range of Vaillant Ecotec and older boiler models.
Signs this part needs replacing
- Missing screw after servicing or component removal
- Rounded or damaged head that prevents correct tightening
- Corroded or rusted screw body or thread
- Cross-threaded or stripped thread
- Loose fixing allowing the secured component to move
Before you order
- Check your appliance model against the Fits section.
- Confirm the required screw size is M5 x 18 mm.
- Check the quantity needed; this pack contains 10 screws.
- Inspect the old screw for head type and thread condition.
Compliance
| GC number | 283-521 |
|---|---|
| Barcode / EAN | 4024074477489 |
| Alternative numbers | 1376526 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT ECOmax VU 186E (1995-2000) | 41-044-11 | 41-044-11 | — | — |
| VAILLANT ECOmax VU 226E (1995-2000) | 41-044-12 | 41-044-12 | — | — |
| VAILLANT ECOmax VUW 236E (1995-1999) | 47-044-23 | 47-044-23 | — | — |
| VAILLANT ECOmax VUW 286E (1995-1999) | 47-044-24 | 47-044-24 | — | — |
| VAILLANT TURBOmax VUW 242/1E (1998-2000) | 47-044-02 | 47-044-02 | — | — |
| VAILLANT TURBOmax VUW 242E (1995-1998) | 47-044-25 | 47-044-25 | — | — |
| VAILLANT TURBOmax VUW 282/1E (1998-2000) | 47-044-06 | 47-044-06 | — | — |
| VAILLANT TURBOmax VUW 282E (1995-1998) | 47-044-26 | 47-044-26 | — | — |
| VAILLANT VAILLANT ECOTEC PLUS 612 VU 126-3-5 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 612 VU 126-3-5 R1 | — | — | — |
Showing 10 of 100 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.
manual
VAILLANT appliance manual — ECOmax VUW 236E (1995-1999) (GC 47-044-23), ECOmax VUW 286E (1995-1999) (GC 47-044-24), VUW 236 E (GC 47-044-23), VUW 286 E (GC 47-044-24)
manualmanualVAILLANT appliance manual — TURBOmax VUW 242/1E (1998-2000) (GC 47-044-02), TURBOmax VUW 282/1E (1998-2000) (GC 47-044-06), VUW 242/1 E (GC 47-044-02), VUW 282/1 E (GC 47-044-06)
manualmanualVAILLANT appliance manual — TURBOmax VUW 242E (1995-1998) (GC 47-044-25), TURBOmax VUW 282E (1995-1998) (GC 47-044-26), VUW 242 E (GC 47-044-25), VUW 282 E (GC 47-044-26)
manualmanualVAILLANT appliance manual — VU 126/3-5 (GC 41-044-44), VU 126/3-5 R1 (GC 41-044-44), VU 156/3-5 (GC 41-044-45), VU 156/3-5 R1 (GC 41-044-45), VU 186/3-5 (GC 41-044-46), VU 186/3-5 R1 (GC 41-044-46), VU 246/3-5 (GC 41-044-47), VU 246/3-5 R1 (GC 41-044-47), VU 306/3-5 (GC 41-044-48), VU 306/3-5 R1 (GC 41-044-48), VU 376/3-5 R1 (GC 41-044-49), VUW 246/3-3 R1 (GC 47-044-36), VUW 246/3-3 R2 (GC 47-044-36), VUW 246/3-5 (GC 47-044-31), VUW 246/3-5 R1 (GC 47-044-31), VUW 246/3-5 R3 (GC 47-044-31), VUW 286/3-3 (GC 47-044-30), VUW 286/3-3 R1 (GC 47-044-30), VUW 286/3-3 R2 (GC 47-044-30), VUW 316/3-5 (GC 47-044-32), VUW 316/3-5 R1 (GC 47-044-32), VUW 316/3-5 R3 (GC 47-044-32), VUW 316/3-5 R5 (GC 47-044-32), VUW 376/3-5 (GC 47-044-33), VUW 376/3-5 R1 (GC 47-044-33), ecoTEC PLUS 612 VU 126/3-5 (2005-2005) (GC 41-044-44), ecoTEC PLUS 612 VU 126/3-5 R1 (2005-2006) (GC 41-044-44), ecoTEC PLUS 615 VU 156/3-5 (2005-2005) (GC 41-044-45), ecoTEC PLUS 615 VU 156/3-5 R1 (2005-2006) (GC 41-044-45), ecoTEC PLUS 618 VU 186/3-5 (2005-2005) (GC 41-044-46), ecoTEC PLUS 618 VU 186/3-5 R1 (2005-2006) (GC 41-044-46), ecoTEC PLUS 624 VU 246/3-5 (2005-2006) (GC 41-044-47), ecoTEC PLUS 624 VU 246/3-5 R1 (2005-2006) (GC 41-044-47), ecoTEC PLUS 630 VU 306/3-5 (2005-2005) (GC 41-044-48), ecoTEC PLUS 630 VU 306/3-5 R1 (2005-2006) (GC 41-044-48), ecoTEC PLUS 637 VU 376/3-5 R1 - 2006-2006 (GC 41-044-49), ecoTEC PLUS 824 VUW 246/3-5 (2005-2005) (GC 47-044-31), ecoTEC PLUS 824 VUW 246/3-5 R1 (2005-2006) (GC 47-044-31), ecoTEC PLUS 824 VUW 246/3-5 R3 (2011-2012) (GC 47-044-31), ecoTEC PLUS 831 VUW 316/3-5 (2005-2005) (GC 47-044-32), ecoTEC PLUS 831 VUW 316/3-5 R1 (2005-2006) (GC 47-044-32), ecoTEC PLUS 831 VUW 316/3-5 R3 (2011-2012) (GC 47-044-32), ecoTEC PLUS 831 VUW 316/3-5 R5 (2013 - 2013) (GC 47-044-32), ecoTEC PLUS 837 VUW 376/3-5 (2005-2005) (GC 47-044-33), ecoTEC PLUS 837 VUW 376/3-5 R1 (2005-2006) (GC 47-044-33), ecoTEC PRO 24 VUW 246/3-3 R1 (2005-2006) (GC 47-044-36), ecoTEC PRO 24 VUW 246/3-3 R2 (2008-2012) (GC 47-044-36), ecoTEC PRO 28 VUW 286/3-3 (2005-2006) (GC 47-044-30), ecoTEC PRO 28 VUW 286/3-3 R1 (2005-2006) (GC 47-044-30), ecoTEC PRO 28 VUW 286/3-3 R2 (GC 47-044-30)
manualmanualVAILLANT appliance manual — VUI 376/3-5 (GC 47-044-39), ecoTEC 937 VUI 376/3-5 (2006-2012) (GC 47-044-39)
manualNo technical questions yet for this part.
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