Gear Pump

I need the following Internal Gear Pump:
ITEM : INTERNAL GEAR PUMP
SIZE : 3" OR 4"
APPLICATION: HOT CRUD OIL ( HIGH VISCOSITY+HIGH TEMPERATURE )
AMBIENT TEMPERATURE: 300-450C
LOW PRESSURE
WITHOUT MOTOR
It will be used to move hot crud oil from pool to tanker and vice versa.
If you do not have the same specifications, you can advise me with yours.