Loc-Line Coolant Hose Component, Acetal Copolymer, 4 Piece Flat Nozzle Assortment, 1/4" Hose ID Assortment of 4 flat coolant hose nozzles Connects to Loc-Line modular hose and fittings Acetal copolymer plastic has an orange color, resists corrosion and moisture, and can be used with acetone, alcohol, ethyl, greases, oils, commercial dish detergents, gasoline, lacquer solvents, and sodium hydroxide Maximum operating temperature of 170 degrees F Meets NSF/ANSI standards 14, 51, and 61 for drinking (potable) water