1PCS Pneumatic Air Connector Hose Fitting — PB 603 (6mm3/8) Quick, reliable connection for pneumatic systems. This PBseries quick connector is designed to join 6 mm air hose to 3/8' ports with a fast pushtoconnect interface that reduces assembly time and simplifies maintenance. Key benefits Fast installation and removal: quickconnect design speeds up hose changes and equipment setup. Secure fit: accurately sized for 6 mm tubing to 3/8' ports to minimize twisting and mismatch. Singlepiece convenience: sold as 1PCS for straightforward replacement or spot installations. Versatile use: suitable for general pneumatic applications where a compact, easytouse hose connector is required. What it does Connects a 6 mm pneumatic hose to a 3/8' threaded or barbed port (603 designation). Provides a simple, tool method to join air lines and components. Helps reduce downtime by making connections repeatable and easy to service. Key attributes Model/series: PB Size/compatibility: 603 (6 mm to 3/8') Quantity: 1 piece Function: Quick connect / hose fitting for pneumatic air lines Common applications Workshop air systems: connect air hoses to hand tools, reels, or secondary distribution lines for rapid tool changes. Pneumatic equipment and automation: join tubing to actuators, valves, and manifolds during assembly or maintenance. Compressor and airline maintenance: worn connectors in service lines to restore convenient, reliable connections. Usage tips Verify tubing and port dimensions (6 mm hose and 3/8' port) before installation. Inspect the seal and connection for leaks after first pressurizing the system. individual connectors as needed; sold as singlepiece unit for targeted repairs. Practical, simple, and designed to fit: the PB 603 quick connector offers an easy way to join 6 mm pneumatic tubing to a 3/8' connection point for everyday workshop and industrial needs.