Delivering Fluid Sealing Solutions Since 1972

Unrivalled Technical Support

Over 40 years of engineering knowledge and development

35,000 Stock Lines

The UK’s largest stockist and distributor of fluid sealing products

International Distribution

Over 5,000 customers globally depend on our services

Total service guaranteed

Quality accredited inspection process

The UK’s Leading Independent Stockist, Manufacturer and Distributor of Fluid Sealing Products and Services

Founded in 1972, M Barnwell Services is a family business and prides itself on providing expert industry knowledge, technical expertise, products and services to over 5000 customers globally. They include established partnerships with the Worlds leading OEMs in Automotive, Agriculture, Construction and Compressor Pump and Valve. Our range of fluid sealing products include O Rings, Oil Seals, Rotary Shaft Seals, Hydraulic Seals, Hygienic (FDA) SealsPneumatic Seals, Gaskets, Fasteners, Sealing Kits, Shaft Repair KitsSpecial Rubber Mouldings, D Rings and many more.

We aim to work in partnership with you to reduce your supplier base, inventory and long-term costs. Applying our unique product knowledge to your specific needs, we will always offer the right sealing solution for your industry and application.

We have a selection of fluid sealing products available to buy online – Visit Our Shop

About Us Case Studies


Oil Seal Materials Chart

Material Chart for Oil Seals Oil Seals are also known as a Rotary Shaft Seal, […]

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Types of Nitrile

What are the most popular types of Nitrile? TYPES OF NITRILE: NITRILE Abbreviation: NBR (Nitrile […]

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Bondloc Special Offers

For One Day Only – Bondloc Special Offers! SAVE THE DATE: Tuesday 6th February for Bondloc […]

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Popular types of O Ring applications

What are typical O Ring applications? O Rings can be used in static and dynamic […]

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Defence Standard for Naval Ships & Submarines

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Twitter News Feed

Did you ever struggle to choose the right Oil Seal Material for your application? We have created an Oil Seal Mater…