Vaillant
Vaillant Seal Washer 981348
Vaillant 981348 seal washer measuring 24.5 x 18.2mm, used on ecoTEC Plus and VU series gas boilers.
At a glance
- Part type: seal washer
- Also known as 1378800
£9.64
£8.03 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Vaillant 981348 is a seal washer measuring 24.5 x 18.2mm. It is a sealing component used in the assembly of Vaillant ecoTEC Plus and VU series gas boilers, where it seals a joint against water or gas leakage. It is supplied as a single washer.
Signs this part needs replacing
- Visible water or gas weeping at the joint the washer seals
- The washer is flattened, hardened or cracked with age
- The washer is deformed, nicked or torn after the joint has been opened
- Traces of corrosion or scale around the sealing face
- A joint that continues to seep after being tightened
Before you order
- Confirm the washer dimensions match the one removed: 24.5 x 18.2mm
- Check the appliance model against the fit list above before ordering
- Inspect the sealing faces for pitting or damage that a new washer will not correct
- Confirm the quantity required for the joint being worked on
Compliance
| Barcode / EAN | 4024074435922 |
|---|---|
| Alternative numbers | 1378800 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VAILLANT ECOTEC PLUS 415 VU GB 156-2-0H | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 418 VU GB 186-2-0H | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 428 VU GB 286-2-0H | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 438 VU GB 386-2-0H | — | — | — | |
| VAILLANT VU 156 | 41-044-53 | 41-044-53 | — | — |
| VAILLANT VU 186 | 41-044-54 | 41-044-54 | — | — |
| VAILLANT VU 186-O | 41-044-30 | 41-044-30 | — | — |
| VAILLANT VU 286 | 41-044-55 | 41-044-55 | — | — |
| VAILLANT VU 286-O | 41-044-31 | 41-044-31 | — | — |
| VAILLANT VU 386 | 41-044-57 | 41-044-57 | — | — |
Showing 10 of 24 compatible appliances.
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.
VAILLANT appliance manual — VU 156 (GC 41-044-53), VU 186 (GC 41-044-54), VU 286 (GC 41-044-55), VU 286-O (GC 41-044-31), VU 386 (GC 41-044-57), ecoTEC PLUS 415 VU 156 (2006) (GC 41-044-53), ecoTEC PLUS 418 VU 186 (2006) (GC 41-044-54), ecoTEC PLUS 428 VU 286 (2006) (GC 41-044-55), ecoTEC PLUS 438 VU 386 (2006) (GC 41-044-57)
manualmanualVAILLANT appliance manual — VU 186-O (GC 41-044-30), ecoMAX PRO 18E VU 186-0 (2003-2006) (GC 41-044-30), ecoMAX PRO 28E VU 286-0 (2003-2006) (GC 41-044-31)
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