



The SPX and SPX-G Series Stainless Steel Push-in Fittings are designed for efficient three-way pneumatic distribution where a male threaded connection is required. Manufactured from 303, 304, 316, and 316L stainless steel, these fittings provide excellent corrosion resistance, mechanical strength, and long-term durability.
The SPX Series features a Male Y Branch structure for dividing an air line into two directions, while the SPX-G Series adds an O-ring to the male threaded connection for enhanced sealing performance. With precise machining, multiple thread standards, and OEM/ODM customization options, these stainless steel push-in fittings are suitable for industrial automation, pneumatic equipment, and compact air piping systems.
The SPX and SPX-G Series Stainless Steel Push-in Fittings are developed for pneumatic systems that require a compact three-way connection. Their Y-shaped configuration allows one pneumatic line to branch into two separate paths, helping distribute compressed air while keeping the tubing layout organized and reducing unnecessary connection components.
The SPX Series Male Y Branch is suitable for standard pneumatic branching applications, while the SPX-G Series Male Y Branch With O-ring incorporates an additional O-ring sealing structure at the male threaded connection. This provides enhanced sealing reliability where the connection between the fitting and pneumatic component requires additional protection against leakage.
The male threaded structure allows the fitting to connect directly to compatible female ports on valves, manifolds, cylinders, and other pneumatic components.
These stainless steel pneumatic fittings are available in 303, 304, 316, and 316L stainless steel. The material options provide strong resistance to corrosion, moisture, and general industrial wear, making the fittings suitable for a wide range of operating environments.
Most components are manufactured using automated production equipment, while essential manufacturing processes are checked by specialized inspectors to maintain dimensional accuracy and required tolerances.
• 303, 304, 316, and 316L stainless steel options.
• Male Y Branch and Male Y Branch With O-ring configurations.
• BSP, PT, NPT, and metric thread options.
• OEM and ODM customization support.
• CAD drawings available according to customer requirements.
• Ultrasonic inspection and cleaning followed by drying before shipment.
• ISO9001, CE, and FDA certifications.
The push-in connection design enables pneumatic tubing to be installed quickly without complicated tools. After the tube is cut cleanly, it can be inserted directly into the fitting to create a secure connection. This simplifies assembly and makes routine maintenance more efficient.
The male threaded section is installed into a compatible female port on the pneumatic component. For the SPX-G version, the integrated O-ring provides an additional sealing interface at the threaded connection, helping improve connection stability during continuous pneumatic operation.
SPX and SPX-G Series stainless steel push-in fittings are widely used in industrial automation, pneumatic control systems, packaging machinery, robotics, assembly equipment, instrumentation, and compressed-air distribution systems.
The Y branch configuration is particularly useful when one air source needs to supply two separate pneumatic lines. It can help simplify circuit layouts around cylinders, valves, actuators, and manifolds while reducing the overall number of connection points.
With corrosion-resistant stainless steel construction, multiple thread standards, flexible customization options, and standard or O-ring sealing configurations, the SPX and SPX-G Series provide a practical solution for compact, organized, and reliable three-way pneumatic connections.




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