Riello
Riello Ring Nut 3003844
Riello ring nut 3003844, also listed as a ferrule, for RS 28 and RS 28/1 oil burners.
At a glance
- Also known as 3202961
Showing prices
£18.11
£15.09 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 Riello 3003844 is a ring nut, also listed as a ferrule, within the Riello oil burner spares range. It is fitted to Riello RS 28 and RS 28/1 oil burner models.
Signs this part needs replacing
- Visible corrosion or pitting on the nut or its seating face
- Damaged or crossed threads that prevent correct tightening
- Oil weeping around the joint after reassembly
- The nut will not torque down or works loose in service
- Deformation or cracking of the nut body
Before you order
- Confirm your burner model and code against the fitment list above.
- Check the existing ring nut for thread size and condition.
- Verify the part number 3003844 on the burner's parts list.
Compliance
| Barcode / EAN | 4010009151548 |
|---|---|
| Alternative numbers | 3202961 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| RIELLO BURNER SPARES | — | — | — | |
| RIELLO RS 28 - CODE 3783220 - TYPE 809-T1 | — | — | — | |
| RIELLO RS 28 - CODE 3783221 - TYPE 809-T1 | — | — | — | |
| RIELLO RS 28 - CODE 3783222 - TYPE 809-T1 | — | — | — | |
| RIELLO RS 28 - CODE 3783223 - TYPE 809-T1 | — | — | — | |
| RIELLO RS 28 - CODE 3783300 - TYPE 809 T1 | — | — | — | |
| RIELLO RS 28 - CODE 3783301 - TYPE 809 T1 | — | — | — | |
| RIELLO RS 28 - CODE 3783302 - TYPE 809-T1 | — | — | — | |
| RIELLO RS 28 - CODE 3783303 - TYPE 809-T1 | — | — | — | |
| RIELLO RS 28/1 - CODE 3782017 - TYPE 818-T1 | — | — | — |
Showing 10 of 13 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
RIELLO appliance manual — RS 28 - CODE 3783220 - TYPE 809-T1, RS 28 - CODE 3783221 - TYPE 809-T1, RS 28 - CODE 3783222 - TYPE 809-T1, RS 28 - CODE 3783223 - TYPE 809-T1
manualmanualRIELLO appliance manual — RS 28 - CODE 3783300 - TYPE 809 T1, RS 28 - CODE 3783301 - TYPE 809 T1, RS 28 - CODE 3783302 - TYPE 809-T1, RS 28 - CODE 3783303 - TYPE 809-T1
manualmanualRIELLO appliance manual — RS 28/1 - CODE 3782017 - TYPE 818-T1, RS 28/1 - CODE 3782018 - TYPE 818-T1
manualmanualRIELLO appliance manual — RS 28/1 - CODE 3782022 - TYPE 818-T1, RS 28/1 - CODE 3782023 - TYPE 818-T1
manualNo technical questions yet for this part.
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