Conbraco 5-Port Fuel Selector Ball Valve Unique ball design allows for higher flow capacities. Perfect for tank selection on larger vessels. Five port construction allows access to four tanks using only one valve. Features: five 1/2" NPT connections. 85-5-5-5 bronze ball valve with stainless steel lever and nut. RTFE seats and stem packing. Stem packing adjusts for wear. Non-lubricated. 50 PSIG pressure rating. Operation: four selected inlets feed one common outlet. pointer on handle indicates the selected inlet. Easy mounting design.