Flow Sight, Inline Double Window, 1/2 In.-14 NPT, Hex Dia. Flats (In.) 1 1/4 in, Max. Working Pressure (PSI) 380 psi, Max. Operating Temp. 180 Degrees F, Sight Length (In.) 1 5/16 in, Sight Dia. (In.) -, Overall Length 4 5/8 in, Condition or...