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WARNING: This product might contain a chemical known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

Specification US Metric
Flow33.8 GPM127.8 L/min
Maximum Discharge Pressure2320 PSI160 bar
Crankshaft Speed910 RPM
Power56.0 HP41.8 KW
Max Temperature140 °F60 °C
Inlet Port Size(3) 1-1/2" NPT
Discharge Port Size(2) 1" NPT
Plunger Diameter1.42 in.36 mm
Stroke1.81 in.46 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft Diameter1.38 in.35 mm
Crankshaft RotationTowards Back of Pump
Crankshaft MountingEither Side
Crankcase Oil Capacity US1.2 gal 4.6 L
Weight269 lbs.122 kg
Manifold Material Nickel-Plated Spheroidal Cast Iron
The repair kits listed to the right are available for this pump. If you need further information about these repair kits, or have questions about other specific parts for your pump, please contact you local Giant distributor or contact Giant customer service.
ITEM# PART# DESCRIPTION Qty.
Plunger Packing Kit – Part #09229
35A 08183 O-Ring 3
35B 13289 O-Ring 3
36 13291 Grooved Ring 3
40 07144 V-Sleeve 6
Inlet Valve Assembly Kit – Part #09231
46A 12055 O-Ring 1
46B 08059 O-Ring 1
46C 13304 Valve Seat 1
46D 13306 Valve Plate 1
46E 13307 Valve Spring 1
Discharge Valve Assembly Kit – Part #09232
47A 13289 O-Ring 1
47B 07700 O-Ring 1
47C 13314 Valve Seat 1
47D 13306 Valve Plate 1
47E 13307 Valve Spring 1
Oil Seal Kit – Part #09230
31 13284 Oil Seal 3

Horsepower Specifications

RPM GPM 1000 PSI 1500 PSI 1800 PSI 2000 PSI 2320 PSI
700 26.0 17.9 26.9 32.3 35.9 41.6
750 27.9 19.2 28.9 34.6 38.5 44.6
800 29.7 20.5 30.7 36.9 41.0 47.5
850 31.6 21.8 32.7 39.2 43.6 50.6
910 33.8 23.3 35.0 42.0 46.6 54.1

Images Open in new Window/Tab

  • Dimensional Drawing (Side) Open
  • Dimensional Drawing (Front) Open
  • GP5136GB Exploded View
  • GP5136GB Parts List

Literature

Documents open in new window/tab.

  • Pump Assembly Instructions
  • Giant Industries Limited Warranty
  • GP5136GB Installation Instructions
  • GP5136GB Repair Instructions
  • Troubleshooting Guide

Sample Pump

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For 50 years, Giant Pumps has offered the most dependable positive displacement high-pressure triplex pumps available. Designed and built to the highest quality standards, customers count on Giant Pumps products to keep their equipment running. Every design detail of Giant Pumps products is optimized for long-life and reliable performance, making Giant Pumps the most trusted name in high-pressure pumps and systems.

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