500 PSI Duplex Pumps For Sale

We have a large stock of Double-Acting Duplex Pumps that are used for various applications such as fluid (including heavy oil) transfers in pipelines, mud pumping, cement pumping, water well drilling etc. in the Oil & Gas, Agriculture, Mining, Municipal & Manufacturing sectors. Duplex Pumps have two cylinders and are capable of handling different pressures, volumes and flow rates. We supply new, used and refurbished API 674 Double Acting Duplex Pumps of all leading manufacturers including Gaso, Wheatley, Gardner Denver, National & Oilwell.

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Rebuilt Gaso 2652 Duplex Pump Complete Pump

Rebuilt Gaso 2652 duplex pump with the following features: • 12" stroke • 250 HP • Steel fluid end • pump will come with choice of piston and liner size as well as valves per application spec. • 8'' 300# ANSI suction connection • 4'' 900# ANSI discharge connection • 5.05 gear ratio • Weight • Dims

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  • 250 HP
  • 85 RPM
  • 702 GPM
  • 535 PSI
  • Ratio: 5.0500
  • Stock No: 58457
Positive Displacement Pump Reciprocating Pump
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Used Oilwell 712-P Duplex Pump Complete Pump

Used Oilwell 712-P duplex bare shaft pump with the following features: • 12" stroke • 220 HP • Ductile iron fluid end • Plungers • suction connection • discharge connection • 5.05 gear ratio • Weight 24,180 lbs • Dims 269"Lx96"Wx95"H

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  • 220 HP
  • 70 RPM
  • 580 GPM
  • 550 PSI
  • Ratio: 5.0500
  • Stock No: 53714
Positive Displacement Pump Reciprocating Pump
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Used Worthington KDS Duplex Pump Complete Pump

Used Worthington KDS duplex production pump with the following features: • 4" stroke • 22 HP • Ductile iron fluid end • plungers • suction connection • discharge connection • Weight • Dims

1 of 1
  • 22 HP
  • 78 GPM
  • 450 PSI
  • Stock No: 53321
Positive Displacement Pump Reciprocating Pump
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Rebuilt Gaso 1753 Duplex Pump Complete Pump

REBUILT: Gaso 1753 Duplex Pump pump with the following features: • 10" stroke • 120 HP • Cast ductile iron fluid end • Plungers • 6" 150# ANSI suction connection • 4" 600# ANSI discharge connection • 5.846:1 gear ratio • Weight 7,012 lbs • Dims

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  • 120 HP
  • 85 RPM
  • 337 GPM
  • 550 PSI
  • Ratio: 5.8460
  • Stock No: 55725
Positive Displacement Pump Reciprocating Pump
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Used Oilwell 610-P Duplex Pump Complete Pump

Used Oilwell 610-P duplex production pump with the following features: • 10" stroke • 120 HP • Ductile iron fluid end • Plungers • suction connection • discharge connection • 5.05 gear ratio • Weight • Dims

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  • 120 HP
  • 85 RPM
  • 440 GPM
  • 500 PSI
  • Ratio: 5.0500
  • Stock No: 58059
Positive Displacement Pump Reciprocating Pump
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Used Oilwell 610-P Duplex Pump Complete Pump

Used Oilwell 610-P duplex production pump with the following features: • 10" stroke • 120 HP • Ductile iron fluid end • Plungers • suction connection • discharge connection • 5.05 gear ratio • Weight • Dims

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  • 120 HP
  • 85 RPM
  • 440 GPM
  • 500 PSI
  • Ratio: 5.0500
  • Stock No: 58053
Positive Displacement Pump Reciprocating Pump
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Used Oilwell 610-P Duplex Pump Complete Pump

Used Oilwell 610-P duplex production pump with the following features: • 10" stroke • 120 HP • Ductile iron fluid end • Plungers • suction connection • discharge connection • 5.05 gear ratio • Weight • Dims

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  • 120 HP
  • 85 RPM
  • 440 GPM
  • 500 PSI
  • Ratio: 5.0500
  • Stock No: 58054
Positive Displacement Pump Reciprocating Pump
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Used Worthington 3 1/2 x 4 KDS Duplex Pump Complete Pump

Used Worthington 3 1/2 x 4 duplex production pump with the following features: • 4" stroke • 543 HP • Ductile iron fluid end • 3 1/2”plungers • suction connection • discharge connection • Weight • Dims

1 of 9
  • 10 HP
  • 20 RPM
  • 58 GPM
  • 450 PSI
  • Stock No: 58224
Positive Displacement Pump Reciprocating Pump