Halstead
Halstead M5 x 10mm Cap Head Steel 203504
M5 x 10 mm cap head steel screw, Halstead part 203504, used as a boiler fastener across the HERO and Wickes HEAT range.
At a glance
- Also known as 1290742
Showing prices
£2.23
£1.86 ex. VAT · VAT at 20%
Available to order · 1 working day
Available to order · 1 working day
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 Halstead 203504 is an M5 x 10 mm cap head screw manufactured in steel. It is supplied as a boiler fastener for Halstead gas appliances, where it secures components within the appliance assembly.
Signs this part needs replacing
- Corrosion or rust on the screw head or thread
- A rounded or stripped head that the correct tool will no longer grip
- Damaged or crossed threads that will not torque down correctly
- The screw is missing or has been lost during a service or repair
- The fastener works loose and will not hold the component securely
Before you order
- Confirm your appliance model against the fit list above
- Check the thread size and length of the fastener being replaced — M5 x 10 mm
- Check how many screws are required for the repair
Compliance
| GC number | H11-664 |
|---|---|
| Alternative numbers | 1290742 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| HALSTEAD HERO 30 | 41-260-01 | 41-260-01 | — | — |
| HALSTEAD HERO 40 | 41-260-02 | 41-260-02 | — | — |
| HALSTEAD HERO 40 LPG | 41-260-07 | 41-260-07 | — | — |
| HALSTEAD HERO 50 | 41-260-03 | 41-260-03 | — | — |
| HALSTEAD HERO 60 | 41-260-04 | 41-260-04 | — | — |
| HALSTEAD HERO 60 LPG | 41-260-08 | 41-260-08 | — | — |
| HALSTEAD HERO 75 | 41-260-05 | 41-260-05 | — | — |
| HALSTEAD HERO 90 | 41-260-06 | 41-260-06 | — | — |
| HALSTEAD WICKES HEAT 40 | 41-260-11 | 41-260-11 | — | — |
| HALSTEAD WICKES HEAT 60 | 41-260-12 | 41-260-12 | — | — |
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.
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