Inline Insert Application Air Non-Potable Water Fitting Side A Connection Type Barbed Fitting Side B Connection Type Insert Fitting Side A Tube Inner Diameter 1/4 in Flow Control Type Shut-off Fitting Material Polypropylene Overall Length 1 31/32 in Specific Fitting Shape Inline Insert Standards NSF/ANSI 51 RoHS Color Gray Maximum Operating Pressure 120 psi Maximum Operating Temperature 160 Degrees F Minimum Operating Temperature 32 Degrees F