5.0GL-J; 5.0GL-JF Cooling System Seawater Pump Parts 5.0GL-J, 5.0GL-JF Parts on group Seawater Pump Parts: Pos. Part No Qty Parts name Comments 1. 21212799 [1] Pump 2. 21213664 [1] Impeller kit replaces 3842786 for gas engines 3. 21212794 [1] Impeller 4. 3858938 [1] O-ring 5. not sold separately 6. 21951332 [1] Screw kit 7. not sold separately 8. not sold separately 9. 827247 [1] Sealing ring Parts catalog : Seawater Pump and Hoses, Freshwater Cooling 5.0GL-J, 5.0GL-JF Seawater Pump and Hoses 5.0GL-J Circulation Pump and Thermostat Housing, Freshwater Cooling 5.0GL-J, 5.0GL-JF Circulation Pump and Thermostat 5.0GL-J Heat Exchanger 5.0GL-J, 5.0GL-JF Hot Water Outlet, Seawater Cooled 5.0GL-J Hot Water Outlet, Freshwater Cooled 5.0GL-JF Neutra-Salt™ 5.0GL-J, 5.0GL-JF