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


O Ring Kits
O Ring Kits Summer Special

Summer Sales – O Rings Kits Get your hands on some of M Barnwell Services […]

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MBK-07 O Ring Kit
New To Range : MBK-07 O Ring Kit

New To Range: Introducing the MBK-07 O Ring Kit M Barnwell services are pleased to […]

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Annual Maintenance Shutdown – Order Now

Order your all your fluid sealing products now If your site is closing for annual […]

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wras approved o rings
What are WRc / WRAS Approved O Rings?

WRc / WRAS Approved O Rings Any water fitting that either carries or receives water […]

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Summer Offer

Summer clearance special on a variety of M Barnwell Service’s O Ring Kits

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