Grant Washer Set Top Hat Mpcbs122/A

Grant Washer Set Top Hat Mpcbs122/A

Grant Top Hat Washer Set – MPCBS122/A

Genuine Washer Kit for Sealing Components in Grant Oil Boilers

The Grant Top Hat Washer Set – MPCBS122/A is a genuine replacement washer kit specifically designed to maintain leak-free, pressure-tight connections in a range of Grant oil-fired boilers. Commonly used in burner fittings, valves, and hydraulic components, this set includes top hat-style washers engineered to withstand the demands of oil heating systems.

Whether you're conducting a routine boiler service, replacing parts, or resolving minor leaks, this washer kit is a must-have for ensuring long-lasting, watertight seals. Reliable, easy to install, and manufactured to Grant’s specifications, it’s a trusted part for engineers and experienced DIY users.

 Key Features & Benefits

• Genuine Grant Part – MPCBS122/A (MPCS1S22/A)
  Official top hat washer kit supplied by Grant UK for use in Grant oil boiler assemblies.

• Top Hat Design for Superior Sealing
  Provides enhanced surface contact and pressure resistance in high-stress fittings.

• Ideal for Oil Line & Hydraulic Sealing
  Commonly used on burners, flexi oil lines, diverter valves, and compression joints.

• Durable Fibre or Rubber Construction
  Designed to withstand heat, oil exposure, and mechanical pressure.

• Cost-Effective Maintenance Solution
  A simple but essential set for any boiler service kit—ideal for repairs, replacements, or spares.

• Easy to Fit
  No special tools needed—just a reliable replacement during standard maintenance.

 Compatible Grant Boiler Models

The MPCS1S22/A Washer Set is suitable for use with many Grant Vortex, VortexBlue, and Euroflame oil-fired boiler models, including:

• Grant Vortex Pro Internal & External

• Grant Vortex Eco Utility

• Grant Vortex Combi & Combi Pro

• Grant Euroflame Models

• Any Grant model using top hat washers in burner or hydraulic connections

Not sure if this washer kit is right for your boiler? Our support team is happy to confirm compatibility—just provide your model or serial number.

 When to Replace These Washers

You should replace the top hat washers if:

• You're removing or reinstalling components such as oil flexi lines, burners, or valves

• The current washers show signs of deformation, wear, or leakage

• You're conducting a boiler service, oil line inspection, or component upgrade

• There's visible seepage or staining around compression or flanged joints

Worn or damaged washers can compromise pressure and lead to oil leaks—routine replacement is a simple, low-cost way to keep your system efficient and safe.

 Technical Specifications

• Part Number: MPCBS122/A (also known as MPCS1S22/A)

• Manufacturer: Grant UK

• Washer Type: Top hat / flanged seal washers

• Material: Fibre or high-temperature rubber (varies by application)

• Usage: Compression joints, oil lines, burner fittings, diverter valves

• Included: Washer set (number and size of washers may vary by model – check your manual)