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Worcester Bosch Gasket Manifold 87186803440

Worcester Bosch

Worcester Bosch Gasket Manifold 87186803440

Manifold gasket for Worcester Bosch Greenstar Danesmoor HE 50/70-OOO-GB Utility oil boilers, part 87186803440.

At a glance

  • Appliance family: Greenstar Danesmoor HE oil boilers
  • Also known as 1022553
Manufacturer part no.
87186803440
Showing prices

£89.26

£74.38 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 Worcester Bosch 87186803440 is a manifold gasket, catalogued as a flue cowl seal, for the Greenstar Danesmoor oil boiler range. It seals the joint at the flue manifold on appliances built after FD881. It is a service part for the flue assembly on these oil boilers.

Signs this part needs replacing

  • Visible cracking, hardening or flattening of the gasket material
  • Soot or staining around the flue manifold joint
  • Signs of flue gas leakage at the manifold connection
  • Combustion readings that have drifted from the commissioned values
  • Gasket damaged or disturbed during flue or manifold servicing

Before you order

  • Confirm the appliance model is Greenstar Danesmoor HE 50/70-OOO-GB Utility
  • Check the appliance FD number is after FD881
  • Verify the required part is the manifold/flue cowl seal against the manufacturer's parts list

Not sure which part?

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