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Industrial Reciprocating, Double-Acting Pumps For Sale

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Featured Item
Used Gaso 1849 Duplex Pump
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SOLD: Used Gaso 1849 Duplex Pump

Used complete Gaso 1849 duplex pump with the following features: • 6" stroke • 31 HP • Steel fluid end • Plungers • Spherical valves • 4" 150lb suction connection • 2" 600lb discharge connection • 5.1 gear ratio • Weight 1,960 • Dims 62"Lx33"Wx36"H

Applications: Mud Pump, Oil Transfer Pump, Oil & Gas Pipeline Pump, Production Pump

Used Gaso 1849 Duplex Pump
1 of 23
  • 31 HP
  • 100 RPM
  • 125 GPM
  • 900 PSI
  • Ratio: 5.1000
  • Stock No: 58694
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Worthington 3 1/2 x 4 KDS Duplex Pump Complete 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

Applications: Mud Pump, Oil Transfer Pump, Oil & Gas Pipeline Pump, Production Pump

Used Worthington 3 1/2 x 4 KDS Duplex Pump Complete Pump
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  • 10 HP
  • 20 RPM
  • 58 GPM
  • 450 PSI
  • Stock No: 58224
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Oilwell 610-P Duplex Pump Complete 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

Applications: Mud Pump, Oil Transfer Pump, Oil & Gas Pipeline Pump, Production Pump

Used Oilwell 610-P Duplex Pump Complete Pump
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  • 120 HP
  • 85 RPM
  • 440 GPM
  • 500 PSI
  • Ratio: 5.0500
  • Stock No: 58054
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Oilwell 610-P Duplex Pump Complete 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 104"Lx46"Wx36"H

Applications: Mud Pump, Oil Transfer Pump, Oil & Gas Pipeline Pump, Production Pump

Used Oilwell 610-P Duplex Pump Complete Pump
1 of 9
  • 120 HP
  • 85 RPM
  • 440 GPM
  • 500 PSI
  • Ratio: 5.0500
  • Stock No: 58053
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Gaso 1550 Duplex Pump Fluid End Only
1 of 13
SOLD: Used Gaso 1550 Duplex Pump Fluid End Only

Used old style Gaso 1550 duplex production pump fluid end only with the following features: • 10" stroke • 69 HP • Ductile iron fluid end • 5” plungers • 4" ANSI 150# suction connection • 3" ANSI 600# discharge connection • Weight • Dims

Applications: Mud Pump, Oil & Gas Pipeline Pump, Production Pump

Used Gaso 1550 Duplex Pump Fluid End Only
1 of 13
  • 69 HP
  • 85 RPM
  • 281 GPM
  • 1440 PSI
  • Stock No: 56850
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Gaso 1740 Duplex Pump Complete Pump
1 of 22
SOLD: Used Gaso 1740 Duplex Pump Complete Pump

Used Gaso 1740 duplex production pump package with the following features: • 10" stroke • 120 HP • old style fluid end • plungers • 4" suction connection • 3" discharge connection • Packaged on skid with 50 hp electric motor 5.846 gear ratio • Weight • Dims 105"Lx36"Wx39"H

Applications: Mud Pump, Oil & Gas Pipeline Pump, Production Pump

Used Gaso 1740 Duplex Pump Complete Pump
1 of 22
  • 120 HP
  • 85 RPM
  • 275 GPM
  • 1750 PSI
  • Ratio: 5.8460
  • Stock No: 56262
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Wheatley 333 Duplex Pump Complete Pump
1 of 6
SOLD: Used Wheatley 333 Duplex Pump Complete Pump

Used Wheatley 333 duplex pump package with the following features: • 3" stroke • 10 HP • Ductile iron fluid end • Plungers • 2.5" NPT suction connection • 2" NPT discharge connection • Packaged on skid with belt guard and 5 hp electric motor, capable of 14 gpm @ 1000 psi @ 129 rpm with 1 3/4" pistons or 43 gpm @ 340 psi @ 124 rpm with 3" pistons • Weight • Dims

Applications: Mud Pump, Oil Transfer Pump, Oil & Gas Pipeline Pump, Production Pump

Used Wheatley 333 Duplex Pump Complete Pump
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  • 10 HP
  • 125 RPM
  • 43 GPM
  • 340 PSI
  • Ratio: 6.8570
  • Stock No: 55181
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Wheatley 535 Duplex Pump Complete Pump
1 of 7
SOLD: Used Wheatley 535 Duplex Pump Complete Pump

Used Wheatley 535 duplex pump package with the following features: • 5" stroke • 15 HP • Ductile iron fluid end • Plungers • 2.5" NPT suction connection • 2" NPT discharge connection • capable of 23.8 gpm @ 854 psi @ 100 rpm with 2" pistons or 80 gpm @ 260 psi @ 100 rpms with 3 1/2" pistons • Weight 800 lbs • Dims 51"Lx20"Wx19"H

Applications: Mud Pump, Oil Transfer Pump, Oil & Gas Pipeline Pump, Production Pump

Used Wheatley 535 Duplex Pump Complete Pump
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  • 15 HP
  • 100 RPM
  • 80 GPM
  • 854 PSI
  • Ratio: 4.9330
  • Stock No: 55143
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Oilwell 712-P Duplex Pump Complete 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

Applications: Mud Pump, Oil Transfer Pump, Oil & Gas Pipeline Pump, Production Pump

Used Oilwell 712-P Duplex Pump Complete Pump
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  • 220 HP
  • 70 RPM
  • 580 GPM
  • 550 PSI
  • Ratio: 5.0500
  • Stock No: 53714
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Wheatley 333 Duplex Pump Complete Pump
1 of 6
SOLD: Used Wheatley 333 Duplex Pump Complete Pump

Used Wheatley 333 duplex pump with the following features: • 3" stroke • 10 HP • Ductile iron fluid end • 1 3/4 - 3" Plungers • 2.5" NPT suction connection • 2" NPT discharge connection • 6.857 gear ratio • Weight 700 lbs • Dims

Applications: Mud Pump, Oil Transfer Pump, Oil & Gas Pipeline Pump, Production Pump

Used Wheatley 333 Duplex Pump Complete Pump
1 of 6
  • 10 HP
  • 125 RPM
  • 43 GPM
  • 340 PSI
  • Ratio: 6.8570
  • Stock No: 53708
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Gardner Denver FQ-FXQ Duplex Pump Complete Pump
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Used Gardner Denver FQ-FXQ Duplex Pump Complete Pump

Used Gardner Denver FQ-FXQ duplex production pump with the following features: • 16" stroke • 320 HP • Mattco fluid end • Plungers • 57" sheave (clamp type) • 8" suction connection • 4" discharge connection • 4.77 gear ratio • Last used in mud service • Weight 27,500 lbs • Dims 177"Lx84"Wx82"H

Applications: Slurry Pump, Mud Pump, Production Pump

Used Gardner Denver FQ-FXQ Duplex Pump Complete Pump
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  • 320 HP
  • 65 RPM
  • 821 GPM
  • 1319 PSI
  • Ratio: 4.7700
  • Stock No: 52796
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Wheatley 333 Duplex Pump Complete Pump
1 of 3
SOLD: Used Wheatley 333 Duplex Pump Complete Pump

Used Wheatley 333 duplex production pump with the following features: • 3" stroke • 10 HP • Aluminum bronze fluid end • plungers • 2.5" NPT suction connection • 2" NPT discharge connection • 6.857 gear ratio • Weight 700 lbs • Dims

Applications: Mud Pump, Oil Transfer Pump, Oil & Gas Pipeline Pump, Production Pump

Used Wheatley 333 Duplex Pump Complete Pump
1 of 3
  • 10 HP
  • 125 RPM
  • 43 GPM
  • 340 PSI
  • Ratio: 6.8570
  • Stock No: 51703
Positive Displacement Pump Reciprocating Pump
Featured Item
Used Wheatley 1024 Duplex Pump Complete Pump
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Used Wheatley 1024 Duplex Pump Complete Pump

Used Wheatley 1024 duplex mud pump with the following features: • 6" stroke • 40 HP • Ductile iron fluid end • plungers • 4" 150# ASA suction connection • 3" 600# ASA discharge connection • 4.416 gear ratio • Weight 1,800 lbs • Dims 64"Lx27"Wx21"H

Applications: Mud Pump, Oil & Gas Pipeline Pump, Production Pump

Used Wheatley 1024 Duplex Pump Complete Pump
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  • 40 HP
  • 100 RPM
  • 126 GPM
  • 1860 PSI
  • Ratio: 4.4160
  • Stock No: 51278
Positive Displacement Pump Reciprocating Pump

Offering new, used and reconditioned Reciprocating Double Acting pumps for a wide range of applications in the Oil & Gas, Agriculture, Mining, Municipal and Manufacturing sectors. Double acting pumps feature two suction chambers and two discharge chambers for each piston, that allows the piston to discharge fluid on it's forward stroke as well as it's back stroke. Double acting pumps come in two major configurations - Duplex and Simplex. Quituplex and Triplex pumps are also available in a double acting configuration, but are rare and are generally custom made for a specific application. Duplex Pumps are the most common type of Double-Acting Pump. Power Zone has a large stock of new, used and reconditioned API 674 double acting pumps of all leading suppliers including Gardner Denver, Gaso, Wheatley, National & Oilwell.