Tubing Fuel Line PolyurethaneTubing Specifications:Color: GrayOutside Diameter: .250 or 1/4 or 6.4 mmInside Diameter: .125 or 1/8 or 3.2 mmWall (Inches unless noted): .063 or 1/16 or 1.6 mmBend Radius (Inches unless noted): .500 or 1/2 or 12.7 mmDurometer: 85APU tubing 0583X-seriesTube Type: StraightWorking Pressure at 75 DegreeF: 126 PSIWorking Pressure at 150 DegreeF: 63 PSIVacuum Rating: To 28″ Hg.Fitting Recommendation: BarbMaximum ContinuousLength is 100 FootFeatures:*Meets NSF 61 and UL 94HB standards.*Polyether-based (Fre-Thane)Polyurethane compound offers resistance to hydrolysis.* Abrasion-resistant. Suitable for slurries and abrasives.* Can accommodate tight bends without kinking.* Low temperature flexibility.* No plasticizers to leach-out or contaminate media.