Goodyear EP Wingfoot Black Nitrile Rubber Air Hose Assembly, 1/4" Brass NPT Female x NPT Male Swivel Connection, 300 PSI Maximum Pressure, 30" Length, 1/4" ID Shock-resistant hose for conveying air, water, and sprays in industrial, construction, and agricultural applications that require moderate oil resistance Nitrile synthetic rubber, RMA Class A tube for high oil resistance, with a Chemivic (Buna-N-Vinyl) RMA Class B nonconductive synthetic rubber cover for resistance to abrasion, ozone, and medium resistance to oil Spiral synthetic yarn reinforcement for strength Temperature range of -20 to +190 degrees F (-29 to +88 degrees C) Factory-installed brass NPT female and NPT male swivel couplings