Get current pricing for Fristam, Fristam-51300-ID Fristam Fpx 3531 Stainless Steel Centrifugal Pump. Size 2 X 2 X 6. Pump Has A 2 Sanitary Inlet, 2 Sanitary Outlet And 6 Diameter Impeller. Pump Is . Product Category: Process Equipment, Sub Category: Process Pumps: