Ideal
Ideal Sightglass Gasket Super 3 057840
Sightglass gasket for Ideal Commercial Super Plus and Module Super Plus DBI boilers, part 057840.
At a glance
- Part type: Sightglass Gasket
- Also known as 1170879
£9.13
£7.61 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 Ideal 057840 is a sightglass gasket for Ideal Commercial boilers. It provides a watertight seal around the sight glass, which allows visual inspection of the burner flame. This gasket is part of the Super Plus and Module Super Plus DBI appliance families and is a consumable item that may need replacement during servicing. The gasket is designed to withstand the high temperatures and pressures found in commercial boiler sight glass assemblies. It is identified by part number 057840 and alternative number 1170879.
Signs this part needs replacing
- Water weeping or dripping from the sight glass area
- Visible hardening, cracking or discolouration of the gasket
- Difficulty maintaining boiler water pressure
- Signs of corrosion or scale around the sight glass
- The gasket no longer sits flush or seals properly
Before you order
- Check the GC number (41-415-68 or 41-415-69) matches your appliance.
- Confirm the part number 057840 or alternative 1170879 is correct for your model.
- This is not a gas-carrying part, but boiler work should be carried out by a competent person.
- Inspect the sight glass for damage.
Mechanical
| Part type | Sightglass Gasket |
|---|
Compliance
| Manufacturer part number (MPN) | 057840 |
|---|---|
| GC number | 41-415-68, 41-415-69 |
| Barcode / EAN | 5022140578404 |
| Commodity code | 4016 93 00 90 |
| GPC classification | Household Boilers/Furnaces/Tank Water Heaters Replacement Parts/Accessories |
| Alternative numbers | 1170879 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| IDEAL COMMERCIAL IDEAL COMMERCIAL PARTS | — | — | — | |
| IDEAL COMMERCIAL IDEAL SUPER PLUS | — | — | — | |
| IDEAL COMMERCIAL MODULE SUPER PLUS DBI | — | — | — | |
| IDEAL COMMERCIAL SUPER PLUS 200/2 | — | — | — | |
| IDEAL COMMERCIAL SUPER PLUS 200/2 DBI | 41-415-68 | 41-415-68 | — | — |
| IDEAL COMMERCIAL SUPER PLUS 200/S | 41-415-68 | 41-415-68 | — | — |
| IDEAL COMMERCIAL SUPER PLUS 300/3 | — | — | — | |
| IDEAL COMMERCIAL SUPER PLUS 300/3 ALT | — | — | — | |
| IDEAL COMMERCIAL SUPER PLUS 300/3 AT | 41-415-69 | 41-415-69 | — | — |
| IDEAL COMMERCIAL SUPER PLUS 300/3 DBI | 41-415-69 | 41-415-69 | — | — |
Showing 10 of 15 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.
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.