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Swagelok Company
Industry Fluid system technology
Founded 1947
Founder Fred A. Lennon
Headquarters Solon, Ohio, U.S.
Number of locations
200 sales and service centers, 20 manufacturing facilities, 5 technical centers
Area served
Key people
Arthur F. Anton (CEO)
Products Fittings, Valves, Hose (tubing), Gauges, Transducers, Regulators, Miniature Modular Systems, Orbital welding systems, Measurement Systems
Revenue US$ 1.8 billion (2011)
Number of employees
Subsidiaries Swagelok Capital Projects Company
Website www.swagelok.com
Footnotes / references

Swagelok is a privately held international company, focusing on the manufacture and sale of gas and fluid systems components, such as tube fittings, valves, tubing, and gauges. It was founded in 1947 by Fred A. Lennon in Cleveland, Ohio and in 1965, it moved to Solon, Ohio, where its headquarters remain.[1] They are best known for creating the Swagelok compression tube fitting U.S. Patent 3,075,793 in 1959, a commonly used family of connectors for high and low pressure stainless steel tubing.[1]


Swagelok was founded by Fred Lennon and Cullen Crawford in 1947. The name Swagelok was created by Lennon and Crawford, for Crawford's invention of a leak-tight fitting swage which formed tubing that held the fitting in place. Crawford Fitting Co., manufactured and sold the fittings. In 1948, Lennon bought Crawford's share in the company. In 1955, Cajon Company was created, adding pipe fittings to the product line. Swagelok also began manufacturing in Canada. In 1957, Nuclear Products Company (Nupro Company) was acquired. In 1965, Swagelok moved its headquarters from Cleveland, Ohio to Solon, Ohio. In 1972, the company expanded into Japan. In the 1980s, Swagelok continued its expansion into a global company. In 1986, Cajon Company, Whitey Company, and Sno-Trik Company, were all unified under the name the Swagelok Companies. In the 1990s, Swagelok launched a website, continued its expansion and grew to more than 3000 employees.[citation needed]

In the 2000s, Swagelok expanded into more countries and more markets. In 2002, Jensen Fittings Corporation was acquired. This expanded Swagelok into biopharmaceutical, food, beverage, and sanitary markets. Field Engineers group was formed, to help service centers provide solutions and create new technologies. Swagelok Capital Projects Company was created to manage products for customers. In 2003, Kenmac Ltd.on the Isle of Man was acquired. In 2004, the company built a 360,000 square feet (33,400 m2) "Order Fulfillment Center" in Solon, which was occupied by 2006. In 2007, the assets of Hy-Level Company were acquired. In 2008, Coreflex LLC was acquired, and Swagelok Energy Advisors was created. In 2009, Swagelok acquired RHPS B.V. of the Netherlands.[2] In 2012, Swagelok acquired the assets of Innovative Pressure Technologies.[3]


Swagelok manufactures thousands of products for many industries including, alternative fuels, chemical and petrochemical, power generation, oil and gas production, chemical processing, biopharmaceutical, research, and semiconductor manufacturing. These fluid system solution products include tube fittings, valves, regulators, and hoses.

Notable Uses[edit]

Swagelok's fluid system solution products have been used on various projects including the Apollo program's lunar space suits, Viking 1 Mars exploration vehicle, DSV Alvin, a deep sea submersible, Bloodhound SSC and on the Volkswagen Caddy[4] as well as on many other products.[2]

Product lines[edit]

  • Tube Fittings - The live-loaded, two-ferrule tube fitting is easy to install[citation needed], with no torque transmitted to tubing during installation.
  • VCR - Vacuum Coupling Radiation fittings. These fittings have replaceable gaskets which allow for more frequent assembly and disassembly than for standard Swagelok fittings. VCR is a trademark of swagelok.


External links[edit]