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The PRO-SOURCE 2555512363PRO is a push-to-connect tube fitting designed for quick, tool-free tube connections in plumbing and fluid-transfer applications. It accepts 1/2-inch OD tubing on the push-to-connect end and terminates with a 3/8-inch universal thread on the opposite end. The body is nickel-plated brass, offering corrosion resistance in wet and humid environments. Rated to 250 psi, this fitting is suitable for compressed air lines, water supply connections, and other low-to-medium pressure fluid systems. A Buna-N O-ring provides the internal seal at the push-to-connect end. Plumbers, HVAC technicians, and industrial maintenance professionals commonly install this type of fitting where fast, reliable tube connections are required.
This fitting is well suited for residential and light commercial plumbing, HVAC condensate and water supply lines, pneumatic control circuits, and general fluid handling installations. The universal thread end accommodates a wide range of mating fittings and port types without requiring an exact thread-standard match. Each package contains 3 fittings, making it practical for multi-connection jobs or service van stock. It is compatible with 1/2-inch OD semi-rigid and flexible tubing materials commonly used in trade applications.
Designed for use with 1/2-inch OD tubing in push-to-connect fluid and pneumatic systems. The universal thread end is intended to mate with a wide range of standard threaded ports. No specific model or system compatibility data was provided by the manufacturer for this part number.
Shut off and depressurize the line before disconnecting or installing any push-to-connect fitting. Ensure tubing is cut square and free of burrs before inserting into the push-to-connect end; a clean, square cut is critical to achieving a leak-free seal. Verify thread engagement on the universal thread end is secure before returning the system to service. Installation should conform to applicable local plumbing or mechanical codes and be performed by a qualified tradesperson.
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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