RP90R Manual Rotary Drum Pump is engineered for reliable, high-volume transfer of industrial fluids. Featuring a self-priming rotary vane mechanism, the pump body is constructed from Ryton® (PPS) for outstanding chemical and thermal resistance, while the polypropylene (PP) discharge spout and suction tube provide excellent durability and broad chemical compatibility. Equipped with Viton® (FKM) seals and stainless steel wetted components, it delivers smooth, dependable performance with flow rates of up to 20 L/min. The patented 360° rotating discharge spout offers maximum flexibility, making the RP90R ideal for transferring diesel fuel, lubricants, water, detergents, mild chemicals, acids and alkalis from standard 5–55 gallon drums.