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Main Screw M4 5110877

Main

Main Screw M4 5110877

M4 screw for Main Multipoint BF, BF ErP, FF and FF ErP water heaters.

At a glance

  • Also known as 1160489
Manufacturer part no.
5110877
GC number
H18-138
Showing prices

£6.08

£5.07 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 Main 5110877 is an M4 screw used in Main Multipoint water heaters. It is a small fastening component supplied by the manufacturer for securing parts during assembly and service work. It sits within the screws, nuts, bolts and clips category of Main water heater spares.

Signs this part needs replacing

  • The screw head is rounded or damaged and will not take a driver cleanly
  • Corrosion or rust is visible on the screw
  • The thread is stripped or the screw will not tighten
  • The screw is missing, leaving a cover, panel or component insecure
  • The screw has been removed and cannot be reused

Before you order

  • Confirm your appliance model against the fitment list above
  • Check that an M4 screw is the correct size for the fixing point
  • Check how many screws are needed for the job
  • Inspect the mating thread for damage before fitting a replacement

Not sure which part?

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