Applicable StandardSAE J517 100 R15 LinerOil resistant synthetic rubber ReinforcementFour or six spirals of high tensile steel wire CoverOil and weather resistant black synthetic rubber MSHA approved, ToughGuard for greater abrasion resistance ApplicationHigh pressure hydraulic lines Hydraulics Oils: from -40C to 121C (from -40F to 250F)Water Glycol Hydraulic Fluids: from 0C to 93C (from 32F to 199F)Water: from 0C to 93C (from 32F to 199F)