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Hy-Lok USA, Inc.

With over 30 years of experience on the forefront of instrument valve and fitting technology, Hy-Lok is proud to offer a wide and comprehensive range of high-quality valves and fittings, competitively priced and highly customizable for every specification and requirement for every project.

Hy-Lok Product Offering

Hy-Lok is an industry leader in the fabrication and sale of high quality fluid system components, and supports a broad inventory of standard and non-standard valves, fittings, semiconductor components and hydraulic presetting tools. Hy-Lok continues to push the envelope with new product development, carefully considering customer specifications like pressure, temperature, fluids, flow rate, environment and budget. We are always happy to answer inquiries for the availability or development of any specific valve or fitting. Hy-Lok products include:

  • Valves
  • Fittings
  • Flanges
  • Presetting Tools

Hy-Lok Valves


Hy-Lok Fittings


Hy-Lok Flanges


Hy-Lok Presetting Tools

Presetting Tools

Your Trusted Distributor

Process Specialties, Inc. is proud to distribute Hy-Lok. We're happy to help with selecting your product or assist with your application.

Please complete the following form or call (800) 238-7400 for more information.


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