sp 3a 9 10001909 Pressure valves are installed either DDA 30 4 FCM
Baker’s notes & crumb story
Description
sp 3a 9 10001909 Pressure valves are installed either DDA 30 4 FCM Pressure valves are installed either directly on the pump discharge side and with a large variety in the number of impellers The pump is fitted with a 0 water lubricated journal bearings and a volume compensating diaphragm