Mechanical Flowmeter Mechanical Flowmeter For Pipe Size 1/8 in to 1 in Connection Size 1/8 in Connection Type FNPT Fluid Temp Range 40 Degrees to 200 Degrees F Wetted Materials 316 Stainless Steel Borosilicate Glass Clear Polycarbonate PTFE Viton Max Pressure 150 psi Flow Range 0 to 400 ccm Max Viscosity 79.8 SUS Flow Material Air Variable Area GPM Max - Max Voltage - Length 2 11/32 in Width 1 1/4 in Height 5 1/2 in Housing Material Aluminum Fitting Stainless Steel