27" suitable for filling from small vessels such as canister or 30 Gal drums. 39" suitable for emptying 55 Gal drums. 47" suitable for container emptying. Conditionally safe to run dry. Suitable for highly corrosive chemicals and neutral liquids in non-explosive areas. No grease fillings, optimized drum drainage, Modular, service friendly design, and an Axial-Flow Rotor (R) for higher flow rates or High Head Impeller (L) for greater discharge pressure. Lube-free pump tube, thus no contamination of the liquid. All-purpose resistant PTFE shaft bearing, and easy maintenance without the need for special tools. For a complete pump a motor is required. Please browse our Pump Motor selection.