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Potterton O-Ring 5132508

Potterton

Potterton O-Ring 5132508

Potterton Commercial O-ring, 4.47mm x 1.78mm, part 5132508, for Gold and Sirius gas boilers.

Manufacturer part no.
5132508
Showing prices

£3.24

£2.70 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 Potterton Commercial O-ring, part number 5132508, is a sealing component measuring 4.47mm x 1.78mm. It is fitted to Potterton Commercial Gold and Sirius gas boilers, where it seals a joint between mating faces in the appliance. The O-ring is supplied as an individual spare for service and repair work.

Signs this part needs replacing

  • Water weeping or a visible leak at the joint the O-ring seals
  • The O-ring has hardened, flattened or become brittle with age
  • Cracking, splitting or perishing visible on the ring
  • Scale, debris or corrosion deposits on the sealing face
  • A joint that has been disturbed during servicing and needs a fresh seal

Before you order

  • Confirm the part number 5132508 matches the component being replaced
  • Check the O-ring dimensions of 4.47mm x 1.78mm against the existing ring
  • Verify the appliance model against the fitment list above
  • Inspect the mating faces for damage before fitting a new O-ring

Not sure which part?

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