GASBOY-Flowmeter Fuel Features: • Fluid-driven meter-registers have a 4-Digit volume delivered readout, 7-Digit totalizer and “ Reset-To-Zero” push button • 100% fluid driven… no electrical power required • Calibrated accuracy of 1/ 2% or better at full flow • Factory calibrated: needle valve provided if changing conditions require field calibration • Tough, cast aluminum housings with molded phenolic measuring chamber which houses the mutating-disc assembly for exceptional accuracy • 304 stainless steel strainer for durability Meter Register * Delivery Rate up to 151 Liters/ min * Suitable for gasoline, diesel and kerosine * Individual delivers up to 999, 9 US gallons * One push botton sets back the registers to all zero * Totalizer registers up to 99999.9-Non resettable Standard Spesifications Flow 4.0 gal/ min [ Min] , 40.0 gal/ min [ Max] Inlet Size 1-1/ 2 in ( NPT) Outlet Size 1-1/ 2 in Type : 4460