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 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 – quickly and reliably. Our range fluid sealing products include O Rings, Oil Seals / Rotary Shaft Seals, Hydraulic and Pneumatic Seals, Gaskets, Fasteners, Sealing Kits, Special Rubber Mouldings 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


what are oil seals
What are Oil Seals?

What are Oil Seals – A guide to Oil and Rotary Shaft Seals Also known […]

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mechanical seal
A Mechanical Seal Guide

The Mechanical Seal – one of the most effective ways of sealing rotating shafts. This […]

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What is an o ring
What is an O Ring

What is an O Ring – Selecting, Material and Storage In this news / blog […]

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Automechanika Birmingham logo
Come and see us at Automechanika Birmingham

M Barnwell Services are excited to announce that members of our sales, purchasing and marketing […]

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Service Promotions

M Barnwell Service’s Class 10,000 Clean Room Facility...

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Ever wondered what are Oil Seal / Rotary Shaft Seals? find out here #fluidseals #fluidseals