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The PRO-SOURCE 2556011263PRO is a push-to-connect tube-to-tube fitting designed for fast, tool-free connections in fluid and pneumatic systems. Constructed from nickel-plated brass, it handles a maximum working pressure of 250 psi and operates across a temperature range of 0 to 160 degrees F. The fitting accepts a 12 mm outside diameter tube and uses a Buna O-ring seal for reliable, leak-resistant performance. Plumbers, pipefitters, and pneumatic system technicians install this type of fitting in both new construction and service work where quick, repeatable connections are required.
This fitting is suited for residential and light commercial applications involving compressed air lines and water distribution systems. The push-to-connect design eliminates the need for solder, clamps, or threaded connections at the joint, making it a practical choice for retrofit installations, equipment connections, and maintenance work where downtime needs to be minimized. Each package contains 3 fittings. It is compatible with compressed air and water service lines using 12 mm OD tubing.
Designed for use with compressed air and water systems using 12 mm outside diameter tubing. Suitable for light commercial and residential pneumatic and plumbing applications.
Installation is typically performed by licensed plumbers or pipefitters in accordance with applicable local plumbing codes and IPC guidelines. Before installing or removing this fitting, shut off and depressurize the supply line completely. Ensure tube ends are cut cleanly and squarely, and that tubing is fully inserted to the fitting stop for a secure connection. Do not exceed the rated working pressure or temperature limits of the fitting.
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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