The Phoenix Contact 1663527 is a high-quality pneumatic socket designed for the HC-M-PN3 module, featuring an internal hose diameter of 3.0 mm. This versatile component is essential for pneumatic applications, offering reliable connectivity and integration within modular contact systems. With its compact dimensions of 8.2 mm width and height, and a depth of 25.5 mm, this pneumatic socket with valve ensures efficient space utilization in industrial automation setups. Ideal for engineers and technicians seeking durable and efficient pneumatic solutions, the 1663527 model enhances system performance and reliability.