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34 Results
34 Results 
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Rebuilt National J-150L Triplex Pump Fluid End Only
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SOLD: Rebuilt National J-150L Triplex Pump Fluid End Only

REBUILT National J-150-LCS triplex production pump fluid end only with the following features: • 5" stroke • 150 HP • Low pressure aluminum bronze fluid end • 4" plungers • delrin disc valves • 838 packing • 6" 150# F.F. suction connection • 3" 2000# R.J. discharge connection • Weight • Dims

Applications: Water Transfer Pump, Amine Pump, Cement Pump, Production Pump

Rebuilt National J-150L Triplex Pump Fluid End Only
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  • 150 HP
  • 400 RPM
  • 286 GPM
  • 700 PSI
  • Stock No: 60245
Positive Displacement Pump Reciprocating Pump
Used National JWS-400 Triplex Pump
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Used National JWS-400 Triplex Pump

Used National JWS-400 Triplex well service pump with the following features: • 7" stroke • 400 HP • Forged steel fluid end • 4 1/2" plungers • 6" 150# suction connection • 2 1/2" 2500# discharge connection • Weight 15,000 lbs • Dims 97"Lx96"Wx50"H

Applications: Pressure Testing Pump, Well Service Pump, Water Transfer Pump, Cement Pump

Used National JWS-400 Triplex Pump
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  • 400 HP
  • 286 RPM
  • 414 GPM
  • 8000 PSI
  • Stock No: 60230
Positive Displacement Pump Reciprocating Pump
Used National J-165L Triplex Pump Complete Pump
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SOLD: Used National J-165L Triplex Pump Complete Pump

Used National J-165 Triplex production pump with the following features: • 5" stroke • 165 HP • Aluminum bronze fluid end • 3” plungers • 6" 150# RF suction connection • 3" 600# RTJ discharge connection • Weight 5,000 lbs • Dims (66”L x 55”W x 42” H) • Skid Dims (178”L x 118”W x 91” H)

Used National J-165L Triplex Pump Complete Pump
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  • 165 HP
  • 400 RPM
  • 183 GPM
  • 1387 PSI
  • Stock No: 59595
Positive Displacement Pump Reciprocating Pump
Used National J-165M Triplex Pump Complete Pump
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Used National J-165M Triplex Pump Complete Pump

Used National J-165 Triplex production pump with the following features: • 5" stroke • 165 HP • Aluminum bronze fluid end • 2.75” plungers ceramic plungers • 4" 150# RF suction connection • 2" 5000# RTJ discharge connection • Weight 5,000 lbs • Dims (66”L x 55”W x 42” H)

Applications: Saltwater Disposal Pump, Well Service Pump, Water Transfer Pump, Steel Mill Descaling Pump, Production Pump

Used National J-165M Triplex Pump Complete Pump
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  • 165 HP
  • 400 RPM
  • 154 GPM
  • 1650 PSI
  • Stock No: 59594
Positive Displacement Pump Reciprocating Pump
Used National J-165L Triplex Pump Complete Pump
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SOLD: Used National J-165L Triplex Pump Complete Pump

Used National J-165L Triplex production pump with the following features: • 5" stroke • 165 HP • Aluminum bronze fluid end • 3” plungers • 6" 150# RF suction connection • 3" 900# RF discharge connection • Weight 7,000 lbs • Dims (66”L x 55”W x 37” H) • Skid dims (144”L x 102”W x 96” H)

Used National J-165L Triplex Pump Complete Pump
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  • 165 HP
  • 400 RPM
  • 183 GPM
  • 1387 PSI
  • Stock No: 59593
Positive Displacement Pump Reciprocating Pump
Used National J-150M Triplex Pump
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SOLD: Used National J-150M Triplex Pump

Used National J-150M triplex production pump only with the following features: • 5" stroke • 150 HP • Aluminum Bronze fluid end • 2.75” plungers • 4" ASA 150# FF suction connection • 2" API 5000# RJ discharge connection • Skid Weight 8,000 lbs • Skid Dims (149”L x 59”W x 103” H)

Used National J-150M Triplex Pump
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  • 150 HP
  • 400 RPM
  • 154 GPM
  • 1500 PSI
  • Stock No: 59584
Positive Displacement Pump Reciprocating Pump
Used National J-150L Triplex Pump Complete Pump
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Used National J-150L Triplex Pump Complete Pump

Used National J-150 Triplex production pump with the following features: • 5" stroke • 150 HP • Aluminum bronze fluid end • 3” plungers • 6" 150# suction connection • 3" 600# RTJ discharge connection. • Skid Weight 8,000 lbs • Pump Dims (75”L x 60”W x 46” H) • Skid Dims (173”L x 68”W x 109” H)

Applications: Saltwater Disposal Pump, Well Service Pump, Water Transfer Pump, Steel Mill Descaling Pump, Production Pump

Used National J-150L Triplex Pump Complete Pump
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  • 150 HP
  • 400 RPM
  • 184 GPM
  • 1250 PSI
  • Stock No: 59582
Positive Displacement Pump Reciprocating Pump
Used National J-165M Triplex Pump Package
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SOLD: Used National J-165M Triplex Pump Package

Used National J-165M Triplex production pump package with the following features: • 5" stroke • 165 HP • Aluminum bronze fluid end • 2 5/8” plungers • 4" 150# suction connection • 2" 5000# discharge connection • Packaged on skid with a Toshiba 150 HP motor • Weight 9,400 lbs • Skid dims with the dampeners on (156”L x 79”W x 114” H) Skid dims with the dampeners off (156"L x 79" W x 72"H)

Applications: Saltwater Disposal Pump, Water Transfer Pump, Steel Mill Descaling Pump, Production Pump

Used National J-165M Triplex Pump Package
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  • 165 HP
  • 400 RPM
  • 140 GPM
  • 1811 PSI
  • Stock No: 59581
Positive Displacement Pump Reciprocating Pump
Used National JWS-165-L Triplex Pump Fluid End Only
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Used National JWS-165-L Triplex Pump Fluid End Only

Used National JWS-165-L triplex pump fluid end only with the following features: • 5" stroke • 165 HP • Forged steel fluid end • 4" pistons • AR wing guided valves • 6" ASA 150# FF suction connection • 2" API 5000 RJ discharge connection • Last used in well service • Weight • Dims

Applications: Well Service Pump, Water Transfer Pump, Production Pump

Used National JWS-165-L Triplex Pump Fluid End Only
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  • 165 HP
  • 400 RPM
  • 326 GPM
  • 2483 PSI
  • Stock No: 58642
Positive Displacement Pump Reciprocating Pump
Used National J-100 Triplex Pump Bare Case
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Used National J-100 Triplex Pump Bare Case

Used bare case with 3 pony rods and cross heads

Applications: Pressure Testing Pump, Well Service Pump, Water Transfer Pump

Used National J-100 Triplex Pump Bare Case
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  • 100 HP
  • 450 RPM
  • 209 GPM
  • 5000 PSI
  • Stock No: 58189
Positive Displacement Pump Reciprocating Pump
Used National J-30 Triplex Pump Crankshaft Only
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Used National J-30 Triplex Pump Crankshaft Only

Used crankshaft only

Applications: Well Service Pump

Used National J-30 Triplex Pump Crankshaft Only
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  • 30 HP
  • 500 RPM
  • Stock No: 57145
Positive Displacement Pump Reciprocating Pump
Used National J-30 Triplex Pump Crankshaft Only
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Used National J-30 Triplex Pump Crankshaft Only

Used crankshaft only

Applications: Well Service Pump

Used National J-30 Triplex Pump Crankshaft Only
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  • 30 HP
  • 500 RPM
  • Stock No: 57144
Positive Displacement Pump Reciprocating Pump
Used National JWS-165-L Triplex Pump Package
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SOLD: Used National JWS-165-L Triplex Pump Package

Low hour National JWS-165-L triplex well service pump package with the following features: • 5" stroke • 165 HP • Steel fluid end • 4.5" pistons • 6" 150 # suction connection • 2" 1500# discharge connection • Packaged on skid with 225 hp John Deere diesel engine PE6068HF485Q, gearbox, rebuilt manual transmission, 3x4x13 hydraulic charge pump, on oilfield skid • Last used in geothermal application pumping water approx 8 hrs per day. • Weight 15,940 lbs • Dims (219”L x 89”W x 105” H)

Applications: Well Service Pump, Water Transfer Pump, Engine Driven Pump, Production Pump

Used National JWS-165-L Triplex Pump Package
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  • 165 HP
  • 400 RPM
  • 413 GPM
  • 1910 PSI
  • Stock No: 56744
Positive Displacement Pump Reciprocating Pump
Used National J-150-M Triplex Pump Fluid End Only
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Used National J-150-M Triplex Pump Fluid End Only

Used National J-150-M triplex pump fluid end only with the following features: • 5" stroke • 150 HP • Steel billet fluid end • capable of 82 gpm @ 2850 psi with 2" plungers or 154 gpm @ 1500 psi with 2 3/4" plungers • tapered valve seats, no caps • 5" suction connection • 2 1/4" discharge connection • Weight • Dims

Applications: Well Service Pump, Water Transfer Pump, Production Pump

Used National J-150-M Triplex Pump Fluid End Only
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  • 150 HP
  • 400 RPM
  • 154 GPM
  • 1500 PSI
  • Stock No: 56401
Positive Displacement Pump Reciprocating Pump

Single Acting Triplex pumps come with three cylinders and are commonly used for various applications requiring low to medium flow rates including mud pumping, cement pumping, salt water disposal, descaling, high pressure pumping, Frac pumping and pipeline systems for the Oil & Gas, Agriculture, Mining, Municipal and Manufacturing sectors. We have new, used and rebuilt API 674 triplex pumps of all leading manufacturers like Union, Gaso, Emsco, Apex and Wheatley.