N1: Outlet, 1.5"TC
N2: Oil Inlet, 1" FNPT
N3: Oil Outlet, 0.75" MNPT
N4: Inlet/Outlet, 1.25"TC
N5: Temp Gauge, 1.5"TC
N6: Elements Port, 2"TC
N7: Reflux Inlet, 1" TC
N8: Manway, DN350
N9: Cooling H20 Outlet, 0.75"MNPT
N10: Cooling H20 Inlet, 0.75"MNPT
N11: Cooling H20 Outlet, 0.75"MNPT
N12: Cooling H20 Inlet, 0.75"MNPT
N13: Outlet, 1.25"TC
N14: Cooling H20 Inlet, 1"TC
N15: Breath Hole, 1"TC
N16: Overflow Port, 1"TC
N17: Cooling H20 Outlet, 1"TC
N18: Safety Valve, 1.5"TC