Model 1000HP Rev A Pressure Reducing Regulator For Standard Service; 1-1/2" Line Size, Gaseous Jet; Sales Kit B; Bronze Body With Ductile Iron Spring Chamber; B1 Trim: Brass Cylinder, 416 Stainless Steel Plug With Metal Seat, 302 Stainless Steel Diaphragm; NPT End Connections; 10-40 PSIG Range Spring