This 3/8" OD black nylon hose has a length of 50 feet, an inner diameter of ¼" and a wall thickness of 1/16". Its operating pressure rating is 435PSI and can flow air or water while handling temperatures of -4F to 248F. Ideal for filling air springs for load-leveling, air horn systems and many other applications. 3/8" OD Nylon Hose Length: 50 Feet Working Pressure: 435PSI Outer Diameter (OD): 3/8" Inner Diameter (ID): ¼" Wall Thickness: 1/16" Heavy Duty Nylon 12 Material Ideal for Suspension Applications and Air Horn Systems