The Airtac PY4 is a high-quality Y-shaped union tee push-in fitting designed for reliable performance in pneumatic systems. This fitting allows for the quick and easy connection of three 4mm outer diameter tubes, providing a secure and leak-proof seal. Its one-touch push-to-connect design simplifies installation and maintenance, allowing for rapid tubing connection and disconnection without the need for tools. Constructed from durable materials, the PY4 ensures long-lasting operation even in demanding industrial environments. It is an ideal solution for branching a single pneumatic line into two separate lines efficiently.