Also, this is what we normally torque our pump fittings too, but obviously we are open to discussion on it:3/4- 16 FITTINGS INTO PUMP HOUSING TO BE TORQUED TO 40-50 N-m1-1/16- 12 FITTINGS INTO PUMP HOUSING TO BE TORQUED TO 60-80 N-m1-1/16- 12 FITTINGS INTO PUMP HOUSING TO BE TORQUED TO 52-57 N-m (brass/nipple)