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Worcester Bosch Drain Cock Assembly 87186838160

Worcester Bosch

Worcester Bosch Drain Cock Assembly 87186838160

Drain cock assembly for Worcester Greenstar Camray System External oil boilers, providing a drain point on the water circuit.

At a glance

  • Appliance family: Worcester Greenstar Camray System External
  • Also known as 1030489
Manufacturer part no.
87186838160
Showing prices

£21.12

£17.60 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 87186838160 is a drain cock assembly used on Worcester Greenstar Camray System External oil boilers. It provides a controlled drain point for emptying the appliance's water circuit during servicing or maintenance. The assembly is a Worcester Bosch component for the Greenstar Camray System External range.

Signs this part needs replacing

  • Water weeping or dripping from the drain cock outlet when closed.
  • The valve spindle is stiff, seized or will not turn by hand.
  • The drain point fails to shut off fully after draining.
  • Corrosion, scale or mineral build-up around the valve body or outlet.
  • Visible damage to the body or outlet thread.

Before you order

  • Confirm the boiler model matches one of the Greenstar Camray System External variants listed above.
  • Check the existing drain cock part number or compare the fitting against the appliance's parts list.
  • Isolate the boiler, allow it to cool and drain the system before removing the old assembly.
  • Check whether the existing seals or washers can be reused.

Not sure which part?

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