RAMEN备件210-121-1002 807/754-1/2"-B%-22 Small flow control valve, Badger Meter/Research Control type 807 with actuator type 754, pipe connection 1/2"NPTF, orifice “B=%” with Cv=2,0 equal percentage characteristic, material 316SST / PTFE, input air signal FLOW meter SE32 444699 FIT...