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The PRO-SOURCE 2555605765PRO is a push-to-connect tube-to-universal-thread tube fitting designed for fast, tool-free tube connections in compressed air and water systems. Constructed from nickel-plated brass, it delivers corrosion resistance and a pressure rating of 250 psi. The universal thread interface makes it compatible with a wide range of fittings and ports without requiring thread-specific adapters. Plumbers, HVAC technicians, and industrial maintenance professionals install this type of fitting where quick tube insertion and reliable sealing are required. Each package contains 5 fittings.
This fitting is suited for residential and light commercial plumbing, pneumatic tool lines, and compressed air distribution systems. It is also appropriate for water service lines where push-to-connect speed is preferred over traditional compression or flare fittings. The Buna-N O-ring provides a dependable seal across typical service temperatures for both air and water applications. The 5.00 mm outside diameter tube compatibility makes it a practical choice for metric tubing commonly used in pneumatic and fluid-transfer circuits.
Designed for use with compressed air and water systems. Compatible with tubes having a 5.00 mm outside diameter. Universal thread interface is intended for general-purpose pneumatic and fluid-transfer applications.
Shut off system pressure and bleed all residual air or water from the line before removing or installing fittings. Ensure tube ends are cut cleanly and squarely with no burrs before insertion into the push-to-connect port. Installation is typically performed by licensed plumbers or HVAC technicians and should comply with applicable plumbing and pneumatic system codes. Inspect the Buna-N O-ring for damage before installation and confirm the tube is fully seated by pulling back lightly after insertion.
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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