550 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.

8 Items Found   •   Showing 50 Per Page

Filter
  • {{tag.text}} ×
 
Item Brand, Model{{search.sorting.directionIcon('item-brand-model')}}
GPM{{search.sorting.directionIcon('gpm')}}
PSI{{search.sorting.directionIcon('psi')}}
RPM{{search.sorting.directionIcon('rpm')}}
HP{{search.sorting.directionIcon('hp')}}
Ratio{{search.sorting.directionIcon('ratio')}}
1 of 12
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
85
250
5.0500
1 of 3
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 (integral or pinion or eternal gear box) gear ratio • Weight • Dims

1 of 3
  • 220 HP
  • 70 RPM
  • 580 GPM
  • 550 PSI
  • Ratio: 5.0500
  • Stock No: 53714
Positive Displacement Pump Reciprocating Pump
580
550
70
220
5.0500
1 of 21
Used Worthington KPS-1 Duplex Pump Complete Pump

Used Worthington KPS-1 duplex pump with the following features: • 10" stroke • 120 HP • Cast iron fluid end • capable of 110 gpm @ 1500 psi @ 75 rpm with 3 1/2" pistons or 268 gpm @ 530 psi @ 57 rpm with 6" pistons • 6" suction connection • 4" discharge connection • 4.95 (integral or pinion or eternal gear box) gear ratio • Weight • Dims

1 of 21
  • 120 HP
  • 75 RPM
  • 353 GPM
  • 530 PSI
  • Ratio: 4.9500
  • Stock No: 56249
Positive Displacement Pump Reciprocating Pump
353
530
75
120
4.9500
1 of 25
Used Worthington KPS-1 Duplex Pump Complete Pump

Used Worthington KPS-1 duplex pump with the following features: • 10" stroke • 120 HP • Cast iron fluid end • capable of 110 gpm @ 1500 psi @ 75 rpm with 3 1/2" pistons or 268 gpm @ 530 psi @ 57 rpm with 6" pistons • 6" suction connection • 4" discharge connection • 4.95 (integral or pinion or eternal gear box) gear ratio • Weight • Dims

1 of 25
  • 120 HP
  • 75 RPM
  • 353 GPM
  • 530 PSI
  • Stock No: 56224
Positive Displacement Pump Reciprocating Pump
353
530
75
120
1 of 10
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 lb ANSI suction connection • 4" 600 lb ANSI discharge connection • 5.846 (integral or pinion or eternal gear box) gear ratio • Weight 7,012 lbs • Dims

1 of 10
  • 120 HP
  • 85 RPM
  • 337 GPM
  • 550 PSI
  • Ratio: 5.8460
  • Stock No: 55725
Positive Displacement Pump Reciprocating Pump
337
550
85
120
5.8460
1 of 7
Used Oilwell 610P Duplex Pump Complete Pump

Used Oilwell 610P duplex production pump with the following features: • 10" stroke • 120 HP • Ductile iron fluid end • Plungers • suction connection • discharge connection • 5.05 (integral or pinion or eternal gear box) gear ratio • Weight • Dims

1 of 7
  • 120 HP
  • 85 RPM
  • 440 GPM
  • 500 PSI
  • Ratio: 5.0500
  • Stock No: 58059
Positive Displacement Pump Reciprocating Pump
440
500
85
120
5.0500
1 of 8
Used Oilwell 610P Duplex Pump Complete Pump

Used Oilwell 610P duplex production pump with the following features: • 10" stroke • 120 HP • Ductile iron fluid end • Plungers • suction connection • discharge connection • 5.05 (integral or pinion or eternal gear box) gear ratio • Weight • Dims

1 of 8
  • 120 HP
  • 85 RPM
  • 440 GPM
  • 500 PSI
  • Ratio: 5.0500
  • Stock No: 58054
Positive Displacement Pump Reciprocating Pump
440
500
85
120
5.0500
1 of 9
Used Oilwell 610P Duplex Pump Complete Pump

Used Oilwell 610P duplex production pump with the following features: • 10" stroke • 120 HP • Ductile iron fluid end • Plungers • suction connection • discharge connection • 5.05 (integral or pinion or eternal gear box) gear ratio • Weight • Dims

1 of 9
  • 120 HP
  • 85 RPM
  • 440 GPM
  • 500 PSI
  • Ratio: 5.0500
  • Stock No: 58053
Positive Displacement Pump Reciprocating Pump
440
500
85
120
5.0500