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The PARKER 8 ETX-S is a steel flared tube union designed to connect two tube ends in high-pressure fluid and pneumatic systems. It uses a 37-degree flare angle on both ends, conforming to SAE J514 and ISO 8434-2 standards, making it a reliable choice for hydraulic and instrumentation line work. The fitting accepts 1/2 inch tube outside diameter and is rated for a maximum dynamic working pressure of 6000 psi. Licensed plumbers, pipefitters, and hydraulic technicians install this type of union where two flared tube runs must be joined inline without welding or compression fittings.
This union is suited for industrial, mobile hydraulic, and fluid power applications where steel construction and high-pressure ratings are required. Its flare x flare end configuration allows it to be used in both new installations and repair work on existing tubing runs. The fitting performs across a wide temperature range, up to 500 degrees F, making it appropriate for demanding thermal environments in commercial and industrial settings.
Designed as an OEM-style replacement or new-installation fitting for steel tubing systems using 1/2 inch OD tube with 37-degree SAE flare connections.
Installation should be performed by a qualified pipefitter or hydraulic technician. Depressurize and isolate the system completely before removing or installing any fittings. Use proper flaring tools to ensure the tube ends meet SAE J514 dimensional requirements before assembly. Do not overtighten; follow SAE or manufacturer torque guidelines appropriate to the fitting size and material.
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