Tubing Application Air Beverages Chemicals Food Color Beige Hardness Shore D 55 Inside Diameter 3/16 in Material PFA Maximum Operating Pressure 230 psi @ 73 Degrees F Maximum Operating Temperature 500 Degrees F Maximum Vacuum Pressure 28 in Hg Outside Diameter 1/4 in Overall Length 50 ft PEX Type Not Applicable Resistance Properties Heat Resistant Standards 21 CFR 177.1550 ASTM D3307 UL 94 V-0 Compliant USP Class VI Wall Thickness 0.031 in Bend Radius 7/8 in