Delivering Fluid Sealing Solutions Since 1972

Unrivalled Technical Support

Over 50 years of engineering knowledge and development

35,000 Stock Lines, £5.1m Inventory

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

International Distribution

Over 5,000 customers globally depend on our services

We Sell Confidence

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


Easter at M Barnwell Service
2024 Easter Competition Winners

Winners of the “How many Circlips are in the jar?” Easter Competition 2024 Firstly, we […]

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How many Circlips are in the Jar?
Easter Competition 2024

“How many Circlips are in the jar?” Competition 2024 Take part in M Barnwell Services’ […]

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British Sealing Solutions

Embrace the Opportunity: Global Demand for British Sealing Solutions Still Strong Looking forward to 2024 […]

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What are Static and Dynamic O Rings?

Knowledge Centre – A Guide To Understand O Ring Fundamentals O Ring applications are divided […]

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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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