Ariston
Ariston O-Ring 65114938
Ariston O-ring, 17.13 mm x 2.62 mm, part number 65114938, for Alteas, Cares, CLAS, E-Combi and Genus ONE boilers.
At a glance
- Part type: O-ring
- Appliance family: Ariston ONE series (Alteas, Cares, CLAS, E-Combi, E-System, Genus)
- Also known as 8903735
£3.11
£2.59 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 Ariston 65114938 is a sealing O-ring measuring 17.13 mm x 2.62 mm. It is used as a fluid and gas seal at a joint within the hydraulic or gas circuit of Ariston ONE-series domestic boilers. The O-ring is a service part, replaced when the existing seal has hardened, flattened or begun to weep.
Signs this part needs replacing
- Visible water or gas weeping at the joint the O-ring seals
- The O-ring has hardened, cracked or perished with age
- The O-ring has flattened and no longer sits proud of its groove
- System pressure drops repeatedly with no other obvious cause
- Traces of scale, corrosion or debris found in the seal groove on inspection
Before you order
- Confirm your boiler model against the fitment list above
- Check the part number 65114938 against the manufacturer's parts list for your appliance
- Measure the old O-ring to confirm the 17.13 mm x 2.62 mm dimensions
- Check how many seals the joint requires before ordering
Compliance
| Alternative numbers | 8903735 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ARISTON ALTEAS ONE NET 24 | — | — | — | |
| ARISTON ALTEAS ONE NET 30 | 33-014-49 | 33-014-49 | — | — |
| ARISTON ALTEAS ONE NET 35 | 33-014-50 | 33-014-50 | — | — |
| ARISTON CARES ONE 24 | 47-116-79 | 47-116-79 | — | — |
| ARISTON CARES ONE 30 | 47-116-80 | 47-116-80 | — | — |
| ARISTON CLAS NET ONE 24 UK | 47-116-88 | 47-116-88 | — | — |
| ARISTON CLAS NET ONE 30 UK | 47-116-89 | 47-116-89 | — | — |
| ARISTON CLAS NET ONE 38 UK | 47-116-90 | 47-116-90 | — | — |
| ARISTON CLAS ONE 24 UK | 47-116-85 | 47-116-85 | — | — |
| ARISTON CLAS ONE 30 UK | 47-116-86 | 47-116-86 | — | — |
Showing 10 of 29 compatible appliances.
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.
ARISTON appliance manual — CLAS NET ONE 24 UK (GC 47-116-88), CLAS NET ONE 30 UK (GC 47-116-89), CLAS NET ONE 38 UK (GC 47-116-90), CLAS ONE 24 UK (GC 47-116-85), CLAS ONE 30 UK (GC 47-116-86), CLAS ONE 38 UK (GC 47-116-87), CLAS SYSTEM ONE 18 UK (GC 41-116-49), CLAS SYSTEM ONE 24 UK (GC 41-116-50), CLAS SYSTEM ONE 30 UK (GC 41-116-51)
manualmanualARISTON appliance manual — E-COMBI ONE 24 (GC 47-116-83), E-COMBI ONE 30 (GC 47-116-84), E-SYSTEM ONE 24 (GC 41-116-47), E-SYSTEM ONE 30 (GC 41-116-48)
manualNo 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.