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Hamworthy Probe/Electrode Gasket 573407079

Hamworthy

Hamworthy Probe/Electrode Gasket 573407079

Probe and electrode gasket for Hamworthy Milborne 501 and 502 wall hung condensing boilers.

At a glance

  • Appliance family: Milborne 501 and 502 wall hung condensing boilers
  • Also known as 2063442
Manufacturer part no.
573407079
Showing prices

£30.88

£25.73 ex. VAT · VAT at 20%

Available to order · 7 working days
Available to order · 7 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

This is a probe/electrode gasket manufactured by Hamworthy, supplied under part number 573407079. It sits at the probe or electrode mounting point on Hamworthy Milborne wall hung condensing boilers, sealing the joint against water and combustion gas leakage. It is listed within the O-rings, washers and gaskets category of gas boiler spares.

Signs this part needs replacing

  • Water weeping or staining around the probe or electrode mounting point
  • Gasket hardened, brittle or flattened when compared with a new item
  • Visible cracking, splitting or deformation of the gasket material
  • Corrosion or water marks on the probe or electrode body
  • Ignition or flame detection faults linked to moisture at the electrode

Before you order

  • Confirm the appliance model is a Hamworthy Milborne 501 or 502 wall hung condensing boiler
  • Check the part number 573407079 against the removed gasket
  • Compare the old gasket profile and seat with the replacement before fitting
  • Ensure the probe or electrode sealing face is clean and undamaged before reassembly

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.