Glow-worm
Glow-worm O-Ring 0020020753
O-ring for Glow-worm gas boilers, part number 0020020753.
At a glance
- Also known as 1337819
Showing prices
£9.53
£7.94 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 Glow-worm 0020020753 is an O-ring for Glow-worm gas boilers. It seals a specific connection or joint within the appliance to prevent leaks. This part is classified under O-rings, washers and gaskets.
Signs this part needs replacing
- Visible cracking, flattening or deformation of the O-ring
- Hardening or perishing of the rubber material
- Water weeping or dripping from the joint sealed by the O-ring
- Scale or debris build-up on the O-ring surface
- Recurring leaks after tightening the connection
Before you order
- Check your boiler model and GC number against the fitment list above
- Confirm the part number 0020020753 matches the O-ring you are replacing
- Inspect the O-ring seating area for damage or debris before fitting
- If unsure, consult the manufacturer's parts list for your appliance
Compliance
| Barcode / EAN | 5037985011078 |
|---|---|
| Alternative numbers | 1337819 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| GLOWWORM BG330 PLUS | — | — | — | |
| GLOWWORM BRITISH GAS BG330+ | 41-019-11 | 41-019-11 | — | — |
| GLOWWORM FLEXICOM 18SX | 41-315-72 | 41-315-72 | — | — |
| GLOWWORM FLEXICOM 24CX | 47-047-33 | 47-047-33 | — | — |
| GLOWWORM FLEXICOM 30CX | 47-047-34 | 47-047-34 | — | — |
| GLOWWORM FLEXICOM 30SX | 41-047-76 | 41-047-76 | — | — |
| GLOWWORM FLEXICOM 35CX | 47-047-35 | 47-047-35 | — | — |
| GLOWWORM GLOWWORM FLEXICOM 18SX | — | — | — | |
| GLOWWORM GLOWWORM FLEXICOM 24CX | — | — | — | |
| GLOWWORM GLOWWORM FLEXICOM 30CX | — | — | — |
Showing 10 of 12 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
GLOWWORM appliance manual — BRITISH GAS BG330+ (GC 41-019-11)
manualmanualGLOWWORM appliance manual — FLEXICOM 18SX (GC 41-315-72)
manualmanualGLOWWORM appliance manual — FLEXICOM 24CX (GC 47-047-33)
manualmanualGLOWWORM appliance manual — FLEXICOM 30CX (GC 47-047-34)
manualmanualGLOWWORM appliance manual — FLEXICOM 30SX (GC 41-047-76)
manualmanualGLOWWORM appliance manual — FLEXICOM 35CX (GC 47-047-35)
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.