Worcester Bosch
Worcester Bosch O-Ring 12.5mm x 3mm 8716118019
Worcester Bosch O-ring, 12.5mm x 3mm, pack of 10, for Greenstar 1000 and 2000 series boilers.
At a glance
- Part type: O-ring
- Also known as 1038393
- This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.
£4.98
£4.15 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 Worcester Bosch 8716118019 is an O-ring seal with dimensions 12.5mm x 3mm, supplied in a pack of 10. It is a replacement component for Worcester Bosch Greenstar 1000 and 2000 series boilers, where it provides a fluid-tight seal at connections and joints within the appliance. O-rings of this type prevent leaks in water and heating circuits.
Signs this part needs replacing
- Visible water leaks or weeping at joints where the O-ring is fitted.
- The O-ring appears flattened, cracked, or hardened.
- Recurring leaks after tightening connections.
- Discolouration or swelling of the seal material.
Before you order
- Check the GC number or serial plate on your appliance to confirm compatibility.
- This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.
- If replacing several seals at once, consider ordering a gasket and seal kit to complete the repair.
Mechanical
| Part type | O-Ring |
|---|---|
| Dimensions | 12.5mm x 3mm |
Compliance
| Manufacturer part number (MPN) | 8716118019 |
|---|---|
| Commodity code | 4016 93 00 90 |
| GPC classification | Household Boilers/Furnaces/Tank Water Heaters Replacement Parts/Accessories |
| Alternative numbers | 1038393 |
Logistics
| Pack quantity | 10 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER GREENSTAR 1000 SERIES GR1000W 24 C NG | 47-800-38 | 47-800-38 | — | — |
| WORCESTER GREENSTAR 1000 SERIES GR1000W 30 C NG | 47-800-39 | 47-800-39 | — | — |
| WORCESTER GREENSTAR 2000 COMBI GR2301iW 25 C LPG | 47-800-35 | 47-800-35 | — | — |
| WORCESTER GREENSTAR 2000 COMBI GR2301iW 25 C NG | 47-800-34 | 47-800-34 | — | — |
| WORCESTER GREENSTAR 2000 COMBI GR2301iW 30 C LPG | 47-800-37 | 47-800-37 | — | — |
| WORCESTER GREENSTAR 2000 COMBI GR2301iW 30 C NG | 47-800-36 | 47-800-36 | — | — |
| WORCESTER GREENSTAR 4000 SYSTEM GR4700iW 12 S LPG | 41-800-08 | 41-800-08 | — | — |
| WORCESTER GREENSTAR 4000 SYSTEM GR4700iW 12 S NG | 41-800-07 | 41-800-07 | — | — |
| WORCESTER GREENSTAR 4000 SYSTEM GR4700iW 15 S LPG | 41-800-10 | 41-800-10 | — | — |
| WORCESTER GREENSTAR 4000 SYSTEM GR4700iW 15 S NG | 41-800-09 | 41-800-09 | — | — |
Showing 10 of 33 compatible appliances.
Documents & drawings
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