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The PARKER 172PLP-4M-4G is a push-to-connect swivel male branch tee fitting designed for tube-to-tube-to-male pneumatic or fluid connections in industrial and trade plumbing applications. Constructed from nickel-plated brass with a silicone-free grease lubricant, this fitting meets the UL94 V-0 flame resistance standard and handles working pressures up to 300 psi. The swivel male end uses a BSPP thread type, and the push-to-connect ports accept 4 mm outside diameter tubing. A yellow release button on each push-to-connect port allows for fast, tool-free tube insertion and removal. Licensed plumbers, pipefitters, and industrial maintenance technicians are the typical installers.
This fitting is suited for compressed air lines, pneumatic control circuits, and fluid transfer systems where a branch tee configuration is needed with a swivel male outlet. The 4 mm tube OD sizing and BSPP thread make it a common choice in metric-tube pneumatic panels and equipment assemblies. It is rated for operating temperatures from 0 degrees F to 200 degrees F, covering a broad range of indoor industrial and HVAC-adjacent control applications. Sold individually with a minimum order quantity of one.
Designed for use with 4 mm outside diameter tubing in push-to-connect pneumatic and fluid systems using BSPP threaded ports. Verify thread type and tube OD against existing system fittings before installation.
Installation is typically performed by licensed plumbers, pipefitters, or qualified industrial maintenance personnel. Depressurize and isolate the line completely before removing or installing any fitting. Ensure tubing is cut cleanly and squarely and is free of burrs before inserting into the push-to-connect ports — burrs or angled cuts can compromise the internal seal. Confirm thread compatibility with the mating port; BSPP is a parallel thread standard and is not interchangeable with NPT or BSPT without appropriate adapters.
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