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Buderus Washer Insulation 7089 A13-A3K

Buderus

Buderus Washer Insulation 7089 A13-A3K

Buderus insulation washer 7089 A13-A3K for listed Buderus boiler models. Check the fit list before ordering.

At a glance

  • Part type: insulation washer
  • Also known as 2241351
Manufacturer part no.
5883276
Showing prices

£0.38

£0.32 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

The Buderus Washer Insulation 7089 A13-A3K is an insulating washer for Buderus boiler assemblies. It is catalogued under the washer reference DIN125-A13-A3K and is listed in the miscellaneous category.

Signs this part needs replacing

  • The washer is cracked, split or crumbling.
  • The insulating washer has been flattened or compressed and no longer seals or insulates the fixing.
  • Discoloration or heat marks suggest the washer has been overheated.
  • The washer has perished or lost its shape during removal or previous service work.

Before you order

  • Confirm your boiler model against the fit list above, including any power rating or version suffix shown in the fit line.
  • Compare the marking on the existing washer with 7089 A13-A3K and DIN125-A13-A3K before ordering.
  • Check the boiler rating plate for the exact model and serial details if the fit is unclear.

Not sure which part?

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