Product details : FESTO 151175 ONE-WAY FLOW CONTROL VALVE GRLA-1/4-RS-B
One-way flow control valve GRLA-1/4-RS-B With knurled screw and lock Nut Valve function=One-way flow control function for exhaust Air, Pneumatic Connection, port 1=G1/4, Pneumatic Connection, port 2=G1/4, Adjusting element=Knurled screw, Mounting type=Threaded