Worcester Bosch
Worcester Bosch washer backing 15mm 87161405510
Genuine Worcester Bosch 15mm backing washer used to seal pipework joints on the Worcester Heatslave oil boiler range.
At a glance
- Also known as 1017417
Showing prices
£6.67
£5.56 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
This is a Worcester Bosch backing washer, 15mm, used at pipework and component joints to prevent gas, oil or water leaks where connections are made.
Signs this part needs replacing
- Weeping or dripping at the joint the washer seals
- Damp staining or corrosion around the fitting
- Loss of system pressure traced to that joint
Before you order
- Match the part number printed on your existing washer to 87161405510
- Isolate the relevant water or oil supply and drain the joint before removing the old washer
- Check the mating pipe thread and any related gasket for wear at the same time
Compliance
| Barcode / EAN | 4010009722229 |
|---|---|
| Alternative numbers | 1017417 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER HEATSLAVE 12/14-OSO-GB OIL COMBI (JUL 1996) | — | — | — | |
| WORCESTER HEATSLAVE 12/14-OSO-GB OIL COMBI (OCT 2001) | — | — | — | |
| WORCESTER HEATSLAVE 12/14-RSO-GB OIL COMBI (JUN 1997) | — | — | — | |
| WORCESTER HEATSLAVE 12/14-RSO-GB OIL COMBI (OCT 2001) | — | — | — | |
| WORCESTER HEATSLAVE 15/19-OSO-GB OIL COMBI (JUL 1996) | — | — | — | |
| WORCESTER HEATSLAVE 15/19-RSO-GB OIL COMBI (JUN 1997) | — | — | — | |
| WORCESTER HEATSLAVE 20/25-OSO-GB OIL COMBI (JUN 1996) | — | — | — | |
| WORCESTER HEATSLAVE 20/25-OSO-GB OIL COMBI (SEPT 2001) | — | — | — | |
| WORCESTER HEATSLAVE 20/25-RSO-GB OIL COMBI (JUN 1997) | — | — | — | |
| WORCESTER HEATSLAVE 20/25-RSO-GB OIL COMBI (SEPT 2001) | — | — | — |
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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.
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