Series LFB6780, LFB6781 2-Piece, Full Port, Lead Free* Copper Silicon Alloy Diverter Ball Valves are designed to divert liquids and gases in commercial and industrial applications. The LFB6780, LFB6781s full port orifice ensures minimal pressure drop, while PTFE seats and stainless steel ball provide lasting service. Model LFB6780 has threaded NPT end connections and Model LFB6781 has solder end connections. Pressure Rating: 400psi (28 bars) WOG (non-shock) @ 100°F and 125psi (8.6 bars) WSP.