Delivering Fluid Sealing Solutions Since 1972

Unrivalled Technical Support

Over 50 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 includes O Rings, Oil Seals, Rotary Shaft Seals, Cartridge Seals, Hydraulic Seals, Hygienic (FDA) Seals, Specialist Hygienic Seals: Garlock’s Gylon Bio Line, Pneumatic Seals, Gaskets, Fasteners, Sealing Kits, Shaft Repair KitsSpecial Rubber Mouldings, UK Manufactured Seals, 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


Rod Seal
Rod Seals Explained, What is a Rod Seal?

A Beginner’s Guide To Rod Seals Rod Function: The rod, also known as the piston […]

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Trust the Process
Celebrating Success: Highlights from the Annual Sales Meeting

The Annual Sales Meeting held on Thursday, November 16th, at The Grand Hotel in Birmingham […]

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Barnwell Santa
Christmas Competition 2023

“Find the Santa, Win a Hamper! Embark on a festive adventure with M Barnwell Services […]

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Detectomer® Quad Rings
What is a BSE/TSE Certificate

TSE Certificates (Transmissible Spongiform Encephalopathy) come packaged with products that could potentially have TSE risk, […]

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Introducing ONE-UP® Pump Diaphragms

ONE-UP® Pump Diaphragms – The prime solution for challenging industrial and sanitary applications.


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