2.5″ Stainless Steel Stacked Cylinder

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The Stainless Steel 2.5” Stacked Cylinder for Bison Pumps Deep Well Stacked Pump Systems is designed for static water levels down to 110 feet and outputs 12 ounces per stroke (16 strokes per gallon). View our Stacked Cylinder Selection Chart to help you determine the cylinder size you need.

The 2.5” Stacked Cylinder is restricted to electrical submersible pump output less than 28 gallons per minute.


Design and Construction

  • Piston assembly with cup seals and positive close check valve
  • End cap includes a foot valve to maintain the pump’s prime
  • Stainless Steel body, lift rod and hardware
  • Stainless Steel protective cage
  • Stainless Steel 1 1/4” NPT male bottom connection
  • Stainless Steel 1 1/4” NPT female top connection
  • Lifetime warranty on all manufactured parts


  • Cylinder Body Diameter: 2.5 inches
  • Protective Support Structure Diameter: 3 inches
  • Length including protective support structure: 31.5 inches long from end of male connection to top of female connection
  • Weight:


  • 1 – Cylinder Body with piston assembly installed
  • 1 – Stainless Steel protective support structure

Maintenance Manuals


Related parts:

Maintenance Kits

Related maintenance kits:


This part works with these pumps: