Coal Bed Methane Pump Ends

Grundfos’ new 4” CBNG submersibles feature durable corrosion-resistant stainless steel construction and an enhanced wear resistant design for harsh, abrasive CBNG environments.

Features and Benefits:

  • Built-in upthrust protection – additional upthrust washers added for increased durability.
  • Intermediate bearing chambers – three additional top, middle and bottom bearings installed to improve stability, reduce wear and extend pump lifetimes.
  • Rugged top shaft bearings – tighter tolerances and new welded bearing cap increase top bearing life.
  • Quality construction – built of rugged, corrosion resistant stainless steel.
  • No check valve – CBNG pumps are offered without check valves.

Specifications:

  • Metallurgy: corrosion-resistant stainless steel
  • Flow Range: 5-100 gpm
  • Pressure Range: up to 2000 TDH
  • Size: 4″
  • Applications: CBM and oil dewatering wells
  • Brands: Grundfos
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CBNG Pump ends Spec Sheet

Durable corrosion-resistant stainless steel construction and an enhanced wear resistant design for harsh, abrasive CBNG environments.