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The PRO-SOURCE 2555801865PRO is a push-to-connect tube-to-tube fitting designed for fast, tool-free connections in compressed air and water plumbing systems. Constructed from nickel-plated brass, this fitting delivers solid corrosion resistance and a clean finish suited for both shop and light industrial environments. It is rated to 250 psi and features a Buna-N O-ring for a reliable, leak-resistant seal. This fitting is sized for 1/8 inch OD tubing and is sold in a pack of 5 units. Plumbers, HVAC technicians, and maintenance professionals install these fittings wherever quick tube connections and disconnections are required without threaded fittings or additional tools.
This fitting is intended for use with compressed air and water systems in residential and light commercial applications. The push-to-connect design allows for rapid tube insertion and release, making it well suited for pneumatic control lines, instrument air runs, and low-pressure water distribution tubing. The 1/8 inch OD size is commonly found in instrumentation, control, and pneumatic pilot lines where compact, reliable fittings are required. The 5-piece pack quantity supports service kits and small-job restocking.
Designed for use with 1/8 inch OD tubing in compressed air and water systems. Compatible media include compressed air and water, as specified by the manufacturer.
Installation is typically performed by plumbers, HVAC technicians, or qualified maintenance personnel. Before servicing any fitting, depressurize and isolate the line, and confirm the tubing OD matches the fitting specification. Insert tubing fully into the fitting body until it seats against the internal stop to ensure a proper seal. To release the tube, depress the collet ring before pulling the tubing free.
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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