The Model 447 regulators are designed to deliver high gas flows from piping systems that are equipped with standard pipe connection outlets or with station regulator connections. The 447 also has a brass bonnet and gauge.
Model 447NC regulator is designed to deliver high gas flows from piping systems that are equipped with station regulator connections. This heavy-duty, high flow, station regulator has back entry access and a "C" (7/8 in. - 14 in.) inlet connection. It features a brass body and bonnet, 2.5 in. dual scale brass gauge, brass T-screw adjustment handle and one-piece encapsulated seat design with internal filter and neoprene seat.