Flow Indicator Indicator Type Rotor Body Material Polypropylene Connection Size 1/2 in Connection Type FNPT Operating Pressure - Maximum 100 psi Sight Material Polysulfone Sight Diameter 1.7 in Number of Windows 1 Flow Direction Horizontal Left Horizontal Right Media Temperature - Minimum -20 Degrees F Media Temperature -Maximum 180 Degrees F Seal Material Buna-N Overall Length 3.1 in Overall Width 1.4 in Wetted Material Buna-N Ceramic Polypropylene PSU PPS