Tube Fittings

Hy-Lok double ferrule compression tube fittings provide leak-free performance for the most demanding applications. Our tube fittings are commonly used throughout the oil and gas, pulp & paper, petro-chemical/chemical processing, research laboratories, aerospace and defense, chemical processing, power generation, cryogenic and semiconductor, shipbuilding and heavy industrial industries. Hy-Lok tube fittings are available in a variety of configurations and sizes that fulfill the need for leak-free gas and fluid containment.

Hy-Lok Tube Fittings

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Hy-Lok’s flareless tube fittings feature a two-ferrel design that compensates for tolerances in tube O.D. and range in tube size from 1/16” to 2” (2mm to 38mm).

Download our Tube Fittings Catalog PDF

37° Flare JIC

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Hy-Lok’s rugged and compactly designed needle valves offer a wide range of sizes, configurations, end connections, pressure and temperature ratings.

Weld Fittings

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Hy-Lok weld fittings range from 1/8” T to 1” T for tube to tube configurations and 1/8” NPT to 1” NPT for tube to male and female pipe configurations.

ZCO O-Ring Face Seal Fittings

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Made up of three basic components: female nut, gland, and body. The body contains a viton O-ring which is standard. Other o-ring materials are available on request.

ZCR Face Seal Fittings

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Metal gasket seal meets or exceeds specifications of the semiconductor industry, for tube connections to 1” O.D. Hy-Lok ZCR fittings have been tested to hold and exceed a leak rate of 10-9 torr.

Pipe Fittings

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Hy-Lok’s rugged and compactly designed needle valves offer a wide range of sizes, configurations, end connections, pressure and temperature ratings.

Calibration Fittings

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Hy-Lok’s rugged and compactly designed needle valves offer a wide range of sizes, configurations, end connections, pressure and temperature ratings.

Miscellaneous

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Other various tube fittings.