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Goulds 3420 Large Capacity Double Suction Pumps

Product Description

Large Capacity, Single Stage, Double Suction Pumps designed for a Wide Variety of Industrial, Municipal, and Power Generation Services


  • Capacities to 65,000 GPM (14,762 m3/h)
  • Heads to 400 feet (122 m)
  • Temperatures to 275° F (135° C)
  • Working Pressures to 200 PSIG (1379 kPa)

Design Features

  • Horizontally Split CasingIn-line suction and discharge nozzles in lower half casing for ease of inspection/maintenance.
  • Double Suction ImpellerAssures Hydraulic Axial Balance for lower thrust bearing loads, longer pump life, and lower maintenance.
  • Dual Volute CasingAssures Radial Balance for lower radial bearing loads, longer pump life and low maintenance. (Availability is size dependent.)
  • Wear RingsEasily replaceable wear rings renew running clearances and protect against impeller, casing wear. Overall cost of operation is minimized.
  • Sealing FlexibilityChoice of packing or wide range of mechanical seals.
  • Installation VersatilityHorizontal or vertical mounting, clockwise or counterclockwise rotation.
  • Material FlexibilityAvailable in a wide variety of metals from cast iron to stainless steels.
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