Reciprocating Pumps

Plunger & Piston Pumps, Single Acting Positive Displacement Design


  • Designed in compliance to API-674
  • More than 100 Standard Models
  • 5 – 625 BHP
  • Up to 600 GPM (Gallons Per Minute)/21,000 BPD (Barrels Per Day)
  • Discharge pressure to 15,000 psi (1035 Bar)
    • Fluid End Options Include: Ductile Iron, Aluminum Bronze, Carbon Steel, Forged Stainless Steel & Duplex Stainless Steel
  • All Forged / Cast Steel Fluid Ends can be Equipped with Flanges (Upon Request)

To read more about Kerr Pumps click here.


  • Horizontal multiplex pumps with a traditional packed plunger pump designed to basic compliance of API 674.
  • Features pressure ranges from 500 psi to 11,000 psi and flow ranges to 57,000 BFPD.
  • Pumps from 5 input horsepower rating to 1600 HP. Temperature ranges extend from cryogenic to 500° F.

Mud pumps to 3000 horsepower

To read more about Weatherford click here.

Duplex Double-Acting Piston Pump Design


  • Slow speed piston pumps for high volume or high viscosity fluids (mud, crude oil and drilling fluids).
  • Heavy duty construction for oilfield use, cast iron fluid end and power end.
  • Flow rates from 100 USGPM (379 LPM) to 680 USGPM (2574 LPM)
  • Pressures to 1500 psi (105 Bar)

To read more about WEI click here.