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The ANDERSON METALS 750065-03 is a lead-free brass compression tube union designed to join two compression-end tube runs in a single inline fitting. It accepts compression connections on both ends, making it a straight union with no flare or solder required. Rated to 400 psi maximum working pressure, this fitting is suited for water supply, fuel gas, and fluid-handling lines where leak-tight, re-makeable compression joints are specified. The 3/8-24 straight thread size matches standard tube fitting dimensions. Plumbers, pipefitters, and HVAC technicians install this fitting when extending or repairing tubing runs that require a removable mechanical joint.
This compression union fits residential and light commercial plumbing, HVAC refrigerant-line accessories, and fluid-control piping where compression-style fittings are the specified connection method. Its lead-free brass construction meets drinking water material requirements, making it appropriate for potable water systems as well as non-potable fluid lines. It is sold individually and requires no special tooling beyond a tubing cutter and wrenches to complete the connection.
Designed as an OEM-style replacement and general-use compression tube union for residential and light commercial plumbing, HVAC, and fluid-handling systems that use compression-style tube fittings.
Shut off and depressurize the supply line before removing or installing any compression fitting. Cut tubing square with a proper tubing cutter and deburr the end before seating it into the compression ferrule. Hand-tighten the compression nut first, then snug with a wrench per the fitting manufacturer's standard practice. A licensed plumber should complete installations on potable water systems to ensure compliance with local plumbing codes.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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