Tubing, Application Gas, Hardness Shore A 98, Material Polyurethane, Material Trade Name Surethane, Material Trade Number Not Applicable, Maximum Operating Pressure 200 psi @ 75 Degrees F, Maximum Operating Temperature 160 Degrees F, Maximum Vacuum Pressure 28 in Hg, Number of Tubes 2, Overall Tubing Length 52 cm, PEX Type Not Applicable, Reinforcement Not Applicable, Resistance Properties Abrasion , Hydrolysis , Kink , Oil WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -