AirTAC NPU 1/4 Straight Union



Straight Union for 1/4″ OD Tube

  • Series: NPU Series
  • Connector Type: Tube-Tube One-Touch Fitting
  • Tubing OD: 1/4 in
SKU: NPU1/4 Categories: , Brand:

NPU 1/4 Dimensional Data


Introducing the AirTAC NPU1/4 Straight Union Connector One-Touch Fitting, expertly crafted to provide efficient and reliable connections for pneumatic systems using 1/4″ OD tubes. This high-quality fitting combines precision engineering with durable materials to ensure optimal performance and longevity in various pneumatic applications.

Key Features:

  1. Straight Union Design: The straight union configuration provides a direct and seamless connection between two 1/4″ OD tubes, making it ideal for straightforward and linear system layouts.
  2. One-Touch Operation: The one-touch fitting design simplifies installation and maintenance tasks, allowing for quick, tool-free connection and disconnection. This feature significantly reduces setup time and effort.
  3. Secure Connection: Engineered to provide a tight and leak-free seal, this fitting ensures the efficiency and integrity of your pneumatic system by preventing air leakage and maintaining optimal air pressure.
  4. Durable Construction: Made from high-quality materials, the AirTAC NPU1/4 connector is built to withstand demanding industrial environments, offering long-lasting performance and reliability.
  5. Versatility: Compatible with a wide range of pneumatic components, this fitting is suitable for diverse applications, including manufacturing, automotive, packaging, and material handling.


The AirTAC NPU1/4 Straight Union Connector is widely used in industries such as manufacturing, automotive, packaging, and material handling. Its ability to provide a secure and efficient connection makes it an essential component in pneumatic systems powering assembly lines, robotic applications, pneumatic tools, and more.


  • Easy Installation: The one-touch design saves time and effort, reducing downtime during system setup and maintenance.
  • Enhanced System Efficiency: By providing a secure and leak-free connection, this fitting helps maintain optimal air pressure and flow in pneumatic systems.
  • Versatile Use: Suitable for a variety of applications, this connector offers flexibility in system design and component selection.

Optimize your pneumatic systems with the AirTAC NPU1/4 Straight Union Connector, reducing downtime and enhancing overall efficiency. Experience the superior quality and reliability of AirTAC fittings firsthand.


STOVIL is an authorized AirTAC distributor and offers a wide line of AirTAC’s Pneumatic products. All of AirTAC’s products offered by STOVIL are fulfilled directly from the AirTAC facility in Houston, TX. Our Airtac Pneumatic Fitting and Tubing product offerings are constantly improving to better accommodate the various needs of our customers including a wide variety of Unions, Connectors, Elbows, Branches, Bulkheads, Valves, and Silencers already listed on STOVIL’s catalog and more to be added in the near future.

STOVIL has a large line card tailored to the Industrial Automation market. STOVIL carries many of the top brands in product lines such as: Linear Guideways, Actuators, Ball Screws, Motion Control, Safety Products, Miscellaneous Electrical, Cabinets & Enclosures, Maintenance, Robotics, Servo Motors & Drives, Couplers, VFDs, HMIs & PLCs, Gearboxes, Feedback Devices, and Stepper Motors & Drives. These brands include (but are not limited to): Yaskawa, RTA, Brother, SANYO DENKI, Hitachi, Wieland, Häwa/Haewa, ESA Automation, American Control Electronics, Atlanta Drive Systems, HIWIN, Neugart, Rollon, CGI, Bishop Wisecarver, EDrive, R+W Coupling Technology, Tsubaki, Kabel Schlepp, Nadella, Nexen, Schneeberger, and Exlar. STOVIL is always looking for new partnerships to better serve our customers.