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 lube
O Ring Lube – why and when to use

In many applications there is a need to minimise the frictional forces created by a […]

Read more
O Ring Material Temperature Range
O Ring Material Selection – Overview

Our most popular O Ring Material is Nitrile (NBR) 70° Shore ‘A’. This is an […]

Read more
Air-Tech Exhibition
M Barnwell Services to attend the Air-Tech Exhibition

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

Read more
M Barnwell Services
Green Movement Success For M Barnwell Services

M Barnwell Services continues on its green mission by significantly reducing its electricity unit consumption […]

Read more

Service Promotions

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

Find out more

Twitter News Feed

Inspirational Friday #quoteoftheday