Home > Products > Lay Down / High Rise Systems > System Valves > Manual Diversion & Shutoff Valves > Manual WYE Diversion Valve Manual WYE Diversion Valve Diversion WYE valves are used for going back and forth from one horizontal pumping line to another. Factory Part Numbers Product Features Warranty Factory Part Numbers Part Number Size in/mm. Pressure Rating V30DY_ 3.0 / 76 Consult Factory V40DY_ 4.0 / 102 Consult Factory V50DY_ 5.0 / 125 130 bar / 1885 psi V60DY_ 6.0 / 152 Consult Factory Product Features Warranty