Sime
Sime Plug 3/4 Inch 6229550
3/4 inch plug for Sime Avant and Dewy gas boilers, part number 6229550.
At a glance
- Also known as 2042438
Showing prices
£7.46
£6.22 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 6229550 is a 3/4 inch plug used on Sime gas boilers, including the Avant and Dewy families. It closes and seals a 3/4 inch threaded port on the appliance. It is listed as a gas boiler spare.
Signs this part needs replacing
- Water or gas weeping from around the plug
- Corrosion, rust or scale on the plug body or threads
- Visible thread damage, or a plug that will not tighten
- Damp staining or residue around the port
- The plug will not seal after being removed and refitted
Before you order
- Confirm your boiler model and, where shown, the GC number against the fitment list
- Check that the port is 3/4 inch threaded
- Check whether a sealing washer or jointing compound is required separately for your appliance
- Have the part number 6229550 to hand when checking the manufacturer's parts list
Compliance
| Alternative numbers | 2042438 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| SIME AVANT 30/130 TS MET - 8091621 | — | — | — | |
| SIME DEWY 30/130 HE FS - 8101905 | — | — | — | |
| SIME DEWY 30/130 WM - 8101900 | 47-293-05 | 47-293-05 | — | — |
| SIME SIME AVANT 30/130 TS | — | — | — | |
| SIME SIME DEWY 30/130 HE FS | — | — | — | |
| SIME SIME DEWY 30/130 WM | — | — | — |
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.
No technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.