Sime
Sime Air Gas Hose Gasket 6174819
Air gas hose gasket for Sime Murelle and Brava Slim HE boilers, part number 6174819.
At a glance
- Also known as 8921888
Showing prices
£16.22
£13.52 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 Sime 6174819 is an air gas hose gasket for Sime gas boilers. It seals the joint on the air/gas hose within the combustion circuit. This gasket is used across the Sime Murelle and Brava Slim HE boiler families.
Signs this part needs replacing
- Visible cracking, hardening or deformation of the gasket
- Gas odour near the air/gas hose connection
- Whistling or unusual noise from the hose joint
- Combustion analysis readings outside the expected range
- Leak detection fluid bubbling at the gasket joint
Before you order
- Confirm your boiler model and GC number against the fitment list
- Check the existing gasket for part number or compare its shape
- Ensure the air/gas hose connection is clean and undamaged before fitting
- Refer to the manufacturer's service instructions for the correct replacement procedure
Compliance
| Alternative numbers | 8921888 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| SIME BRAVA SLIM HE 20 R E - 8112266 | — | — | — | |
| SIME BRAVA SLIM HE 20 R I - 8112265 | — | — | — | |
| SIME BRAVA SLIM HE 40 R E - 8112268 | — | — | — | |
| SIME BRAVA SLIM HE 40 R I - 8112267 | — | — | — | |
| SIME MURELLE ADVANCED HE 30 Erp - 8114224 | 47-283-53 | 47-283-53 | — | — |
| SIME MURELLE ADVANCED HE 40 Erp - 8114226 | 47-283-54 | 47-283-54 | — | — |
| SIME MURELLE ADVANCED HE30 - 8112224 | 47-283-53 | 47-283-53 | — | — |
| SIME MURELLE ADVANCED HE40 - 8112226 | 47-283-54 | 47-283-54 | — | — |
| SIME MURELLE HE 50 R M MET - 8111201 | — | — | — | |
| SIME MURELLE PRO HE 20 R - 8112242 | 41-283-39 | 41-283-39 | — | — |
Showing 10 of 28 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
SIME appliance manual — BRAVA SLIM HE 20 R E - 8112266, BRAVA SLIM HE 20 R I - 8112265, BRAVA SLIM HE 40 R E - 8112268, BRAVA SLIM HE 40 R I - 8112267
manualmanualSIME appliance manual — MURELLE ADVANCED HE 30 Erp - 8114224 (GC 47-283-53), MURELLE ADVANCED HE 40 Erp - 8114226 (GC 47-283-54)
manualmanualSIME appliance manual — MURELLE ADVANCED HE30 - 8112224 (GC 47-283-53), MURELLE ADVANCED HE40 - 8112226 (GC 47-283-54)
manualmanualSIME appliance manual — MURELLE HE 50 R M MET - 8111201
manualmanualSIME appliance manual — MURELLE PRO HE 20 R - 8112242 (GC 41-283-39), MURELLE PRO HE 30 R - 8112244 (GC 41-283-40)
manualmanualSIME appliance manual — MURELLE PRO HE 20R MKII - 8114243 (GC 41-283-61), MURELLE PRO HE 30R MKII - 8114245 (GC 41-283-62)
manualmanualSIME appliance manual — MURELLE PRO HE 25 Erp - 8114220 (GC 47-283-49), MURELLE PRO HE 30 Erp - 8114222 (GC 47-283-50)
manualmanualSIME appliance manual — MURELLE PRO HE 25 HO ErP - 8114270 (GC 41-283-42)
manualmanualSIME appliance manual — MURELLE PRO HE 25 LPG - 8114228 (GC 47-283-52)
manualmanualSIME appliance manual — MURELLE PRO HE20 R - 8112242 (GC 41-283-39), MURELLE PRO HE30 R - 8112244 (GC 41-283-40)
manualmanualSIME appliance manual — MURELLE PRO HE25 - 8112220 (GC 47-283-49), MURELLE PRO HE30 - 8112222 (GC 47-283-50)
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