650 GPM 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 (integral or pinion or eternal gear box) gear ratio • Weight • Dims

1 of 12
  • 250 HP
  • 85 RPM
  • 702 GPM
  • 535 PSI
  • Ratio: 5.0500
  • Stock No: 58457
Positive Displacement Pump Reciprocating Pump
702
535
250
85
5.0500
1 of 37
Used Gaso 1743 Duplex Pump

Used Gaso 1743 duplex pump with the following features: • 10" stroke • 120 HP • Ductile iron fluid end • 4" pistons • 6" suction connection • 4" discharge connection • 5.846 (integral or pinion or eternal gear box) gear ratio • Weight • Dims

1 of 37
  • 120 HP
  • 85 RPM
  • 637 GPM
  • 295 PSI
  • Ratio: 5.8460
  • Stock No: 55320
Positive Displacement Pump Reciprocating Pump
637
295
120
85
5.8460
1 of 3
Used Gaso 2652 Duplex Pump

Used old style suction manifold only

1 of 3
  • 250 HP
  • 702 GPM
  • 1125 PSI
  • Stock No: 56647
Positive Displacement Pump Reciprocating Pump
702
1125
250
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Used Gaso 1743 Duplex Pump Complete Pump

Used Gaso 1743 duplex pump with the following features: • 10" stroke • 120 HP • DI fluid end • 7.5” Pistons • Missing valves • 6" ANSI 150# suction connection • 4" ANSI 600# discharge connection • 5.846 (integral or pinion or eternal gear box) gear ratio • Last used in mud service • Weight • Dims

1 of 20
  • 120 HP
  • 85 RPM
  • 637 GPM
  • 295 PSI
  • Ratio: 5.8460
  • Stock No: 59314
Positive Displacement Pump Reciprocating Pump
637
295
120
85
5.8460
1 of 31
Used Gaso 2652 Duplex Pump Complete Pump

Used Gaso 2652 duplex pump package with the following features: • 12" stroke • 250 HP • Duplex stainless steel fluid end • Plungers • 8" 300 lb suction connection • 4" 600 lb discharge connection • Packaged on skid with 200 HP electric motor, Motor megger tested good on 5/3/16 • Weight • Dims

1 of 31
  • 250 HP
  • 85 RPM
  • 702 GPM
  • 1125 PSI
  • Ratio: 5.0500
  • Stock No: 58552
Positive Displacement Pump Reciprocating Pump
702
1125
250
85
5.0500