Mechanically actuated air valves, type Kuhnke 72.0. Low actuation force, wide rated bore. Compact dimensions; Pressure range: 1.5 to 8.0 bar. Rated bore: 2 = 2.0 mm. Function: 3/2-way valve (seat valve, non-intersecting, servo control). Operating temperatures: –10 to +60 °C. Housing: polyamide. Expanding sleeve with gripper claws: brass. O-ring and diaphragm: Perbunan. Mounting position: any. Pressure media connection: integrated plug-in fittings for PE 4 x 1 or PA 4 x 0.65 tubing. Air consumption at 6.0 bar: approx. 0.7 l/min (0 °C/1013 mbar). Changeover time at 6.0 bar: approx. 65 ms. Actuating force at 8.0 bar: approx. 1.0 N. Actuating travel: approx. 0.6 mm. Overtravel: approx. 1.0 mm. Media for operation: filtered, oiled or filtered oil-free compressed air or other gaseous media with viscosity in accordance with ISO-VG 10. Mode of operation: NC (in zero position) or NO (in zero position). Basic dimensions: L 26/35, W 10, H 19.6 mm. With plunger, type 72.010/015. Return: spring. Type: 72.015, NO