Coupler Application Air Non-Potable Water Fitting Side A Connection Type Barbed Fitting Side B Connection Type Insert Fitting Side A Tube Inner Diameter 3/8 in Flow Control Type Shut-off Fitting Material Polypropylene Overall Length 2 3/32 in Specific Fitting Shape Straight 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