Series B6300, B6301 2-Piece, Full Port, Bronze Ball & Waste Ball Valves are used in commercial, and industrial applications. It features a drain port to allow for draining or venting of downstream line when valve is in the off position. The B6300, B6301's full port orifice ensures minimal pressure drop, while virgin PTFE seats and chrome plated brass ball provide lasting service. Model B6300 has threaded NPT end connections and Model B6301 has solder end connections. Pressure Rating: 400psi WOG (non-shock). Not suitable for steam or compressed gas.