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.

Current Vacancies:

Sales Coordinator – Manchester
Internal Sales & Account Development Representative – Dartford
Sales Coordinator – Bristol
Export Representative – HQ

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

About Us Case Studies


Pharmaceutical Industry CIP SIP Technologies

CIP SIP Technologies = CIP (Clean-In-Place), SIP (Steam-In-Place) CIP and SIP cleaning processes date back […]

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Platinum Jubilee

This week we celebrate the historic milestone of Her Majesty The Queen becoming the first […]

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NSF/ANSI 61 overview

What is NSF/ANSI Standard 61? NSF/ANSI 61 is a set of national standards that apply […]

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Press Release WRAS

BPMA’s Clarification on WRAS and Regulation 4 Compliance (May 2022) For many years, M&E consultants […]

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Gylon Bio Line Gaskets



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CIP and SIP technologies in the pharmaceutical industry... Garlock's Gylon Bio Line is a sealing solution... Read m…