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The PARKER W171PLP-5-2 is a push-to-connect male run tee tube fitting designed for quick, tool-free tube connections in pneumatic and fluid-transfer systems. Constructed from nickel-plated brass with a nitrile O-ring, it handles a maximum working pressure of 300 psi across a temperature range of 0 to 200 degrees F. The fitting accepts 5/16 inch OD tubing on the run ports and connects to a 1/8 inch NPTF male thread port, making it suitable for inline branching applications. The black actuator button is made from a flame-resistant material rated to UL94 V-0. HVAC technicians, plumbers, and pneumatic system installers use this fitting where a compact inline tee connection is required without soldering or flaring.
This fitting is suited for light commercial and residential pneumatic, instrumentation, and fluid-control applications. Its push-to-connect design allows rapid tube insertion and release, reducing installation time in tight spaces. The NPTF thread form provides a pressure-tight mechanical seal on the male NPT port, making it compatible with standard pipe thread assemblies. Typical install scenarios include instrument tubing runs, control-line branching in HVAC equipment, and low-pressure fluid distribution panels where 5/16 inch OD tubing is routed to a threaded component or manifold.
Designed as an OEM-style push-to-connect fitting for systems using 5/16 inch OD tubing with a 1/8 inch NPTF male thread interface. No specific model compatibility was provided by the manufacturer for this SKU.
Installation should be performed by a qualified technician familiar with pneumatic or fluid-control systems. De-pressurize the system fully before installing or removing any fitting. Ensure tubing ends are cut square, deburred, and clean before inserting into the push-to-connect ports. Thread engagement on the NPTF port should comply with applicable piping codes; do not overtighten, as the NPTF taper thread is designed to seal on thread engagement without requiring excessive torque.
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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