The Gromellee ISO 6150B DN 5.5 quick coupling socket is a high-performance solution designed for pneumatic applications, combining compact dimensions with exceptionally low weight for maximum efficiency and ease of use. Engineered to operate at a working pressure of up to 16 bar and within a wide temperature range from -20°C to +100°C, it ensures reliable performance even in demanding environments. With an impressive flow rate of 700 l/min at Pe = 6 bar and Δp = 0.6 bar, this coupling guarantees optimal air supply and consistent system operation. Manufactured from premium materials—duralumin for the socket body, nickel-plated brass for the connection, hardened steel for the button, and galvanized steel for the valve—it offers outstanding durability and resistance to wear. The NBR sealing provides secure, leak-free connections, enhancing both safety and efficiency. Available with external BSP or BSPT thread, this coupling socket is the ideal choice for professionals seeking a robust, lightweight, and long-lasting solution for air systems.