Worcester Bosch
Worcester Bosch Cap (Plug) 87290002590
Worcester Bosch cap (plug), part number 87290002590, for Greenstar ZWBR 11-25 A31 LPG boilers.
At a glance
- Appliance family: Greenstar
- Also known as CAP-PLUG, 1020259
£19.62
£16.35 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
This is a cap (plug) manufactured by Worcester Bosch, carrying part number 87290002590. It is a sealing component used on the Greenstar ZWBR 11-25 A31 LPG appliance, closing off a port or tapping point within the boiler assembly. It is supplied as a single cap.
Signs this part needs replacing
- Weeping or visible water trace around the cap or plug seating
- Corrosion, scale build-up or cracking on the cap body
- The cap is missing, loose or has been cross-threaded during servicing
- Evidence of seepage staining on adjacent components or the casing below
Before you order
- Confirm the boiler model and GC number match the fitment listed above
- Check the existing cap for thread condition and size before removal, where possible
- Verify the part number 87290002590 against the old component or the appliance documentation
Compliance
| GC number | E27-188 |
|---|---|
| Barcode / EAN | 4010009532095 |
| Alternative numbers | CAP-PLUG, 1020259 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER GREENSTAR RSF COMBI NG | 47-311-44 | 47-311-44 | — | — |
| WORCESTER GREENSTAR ZWBR 11-25 A31 LPG | 47-311-45 | 47-311-45 | — | — |
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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