Fluid System ConnectorsSince 1989 on the Market.Since 1989

Industry / Market

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Pipe Solutions

Qualified to the requirements of the ASME B31 pressure piping codes for pressure and fatigue design, as well as materials of construction.

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Tube Solutions

Extensive mechanical and environmental testing has demonstrated the sealing integrity of the Lokring connection in a wide range of applications.

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Medical Gas

Technology for medical gas applications meets the requirements of NFPA 99: Health Care Facilities Code, 2012 and 2015 Editions.

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Marine Pipe & Tube Solutions

Our products are approved by ABS and NAVSEA for use in marine conditions with confidence.

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Pipe Solutions

Lokring® fittings have been approved unconditionally by the American Association of Railroads for installation on interchange service freight cars since 1997.

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Other Solutions

Don’t see what you need? We can create products customized for your industry.

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The Lokring™

When you need a better fluid or gas connection, Lokring has the right solutions for you. We make the most advanced fluid connectors on the market. Our high quality products are designed to meet your demanding specifications.

Our world-class engineers and manufacturing team are dedicated to developing innovative solutions that are ISO compliant and meet some of today’s toughest engineering standards. We know that Lokring will meet your needs and exceed your expectations.


LOKRING and its Distributors can provide extensive engineering support and custom solutions.

See our available services and how we have helped other companies.

CAD and Drawing Files

LOKRING makes our extensive library of CAD and Sales drawings available in our online product catalog. Details are available on individual product pages.