ARO advanced series with excellent reliability, high efficiency and easy serviceability features. EXP metallic pumps are available from 1/2” to 3” port sizes, including Aluminum, Stainless Steel, Cast Iron and Hastelloy pump body material to optimize fluid compatibility. For the purpose of making ordering easier, provided the following ordering table composed of the most practical specifications for marine use. For any further detailed information please contact local sales or distributors.