NAVA DN25 1" Zinc Alloy Rotary Water Irrigation Sprinkler Nozzle Spray Head Lawn Material: Zinc Alloy Connection Size: NPT 1" Female Thread Weight: 1.6 pounds Working Pressure: 58-87 psi (400-600 kPa) Jet Diameter: 98.4-131.2 feet (30-40 m); Flow Rate: 15.3-32.8 gpm (3.47-7.44 m/h)