Coupler Application Air Non-Potable Water Fitting Side A Connection Type Barbed Fitting Side B Connection Type Coupler Fitting Side A Tube Inner Diameter 1/2 in Flow Control Type Shut-off Fitting Material Polypropylene Overall Length 2 13/16 in Specific Fitting Shape Panel Mount Coupler Standards FDA Approved RoHS USDA Color Gray Maximum Operating Pressure 60 psi Maximum Operating Temperature 160 Degrees F Minimum Operating Temperature 32 Degrees F