Technical description Cejn series 410. A coupling for very high flow, has a low Connecting force, which provides a safer working environment. The series is One-handed operated and has a long service life. Material Galvanized steel/brass Technical data Nominal flow diameter: 10.4 mm Airflow (l/min): 3900 l/min, measured at 6 bar pressure and 0.5 bar pressure drop Max. working pressure: 16 bar Min. burst pressure: 140 bar Connecting force: 105.2 N Temperature range: -20°C — +100°C