Operating Ranges U.S. Pressure: 25 - 60 psi Flow: 0.33 - 3.51 gpm Spacing: 31 - 41 feet Metric Pressure: 1.72 - 4.14 bars Flow: 1.25 - 13.28 l/min Spacing: 9.45 - 12.50 m Trajectory: 23 Degrees Specifications 1/2" male inlet, National Pipe Thread (NPT) 170W23W Nozzle Thread, 1/8" - 27 UNF