Semi-rotary drive DAPS-0053-090-RS4-F0507-MW single-acting, air connection to VDI/VDE 3845 Namur valves, direct flange mounting, version with handwheel. Size of actuator=0053, Flange hole pattern=(* F05, * F07), Swivel angle=92 deg, Shaft connection depth=19,3 mm, Note regarding end position setting range=One selectable end position is adjustable