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The PARKER 72338684 is a push-to-connect tube fitting connector rated for 160 psi service. It accepts 1/2 inch OD tubing and connects via a 1/2 inch NPTF threaded port. The body is molded from bio-sourced Nylon 11, a renewable-resource polyamide known for chemical resistance and flexibility across a wide service temperature range. The EPDM O-ring provides a reliable seal in water, steam, and many fluid-handling applications. Licensed plumbers and HVAC technicians use this fitting type in pneumatic control lines, water distribution, and instrumentation tubing runs where a tool-free tube connection is required.
This fitting is suited for residential and light commercial plumbing, HVAC pneumatic controls, and fluid-handling systems using 1/2 inch OD tubing. The NPTF thread type creates a pressure-tight mechanical seal on the threaded port without relying solely on a sealant tape, making it appropriate for both air and liquid service up to 160 psi. It is sold in a package quantity of five, which suits service techs stocking a truck or completing multiple connections in a single installation.
Designed as an OEM-style push-to-connect replacement connector for systems using 1/2 inch OD tubing with 1/2 inch NPTF threaded ports in pneumatic, plumbing, and fluid-handling applications.
Installation is performed by licensed plumbers or HVAC technicians. Shut off system pressure and depressurize the line fully before removing or installing any push-to-connect fitting. Ensure tubing is cut cleanly and squarely with a deburring tool before insertion to achieve a proper seal. Verify thread sealant or tape application on the NPTF port per applicable plumbing code requirements such as IPC guidelines.
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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