Mechanical Flowmeter Product Type Petroleum Fluid Meter Flowmeter Type Variable Area Accuracy +/-2 Percent Connection Size 1/2 in Connection Type NPTF Compatible Flow Material Petroleum Fluids Media Temperature - Maximum 240 Degrees F Media Temperature - Minimum -20 Degrees F Viscosity - Maximum 500 SUS Voltage - Maximum Not Applicable Housing Material Aluminum Rotor Material Not Applicable O-Ring Material Viton Seal Material Viton Shaft Material Not Applicable