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This special German-designed pump is ideal for pumping small volumes of water at high pressure.  In particular, it is suitable for pumping media such as polyol, isocyanate, Freon, pentane, and catalysts that are used in the manufacturing of polyurethane products, such as insulating materials, plastic panels, automobile components, etc.

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

Specification US Metric
Flow1.27 GPM4.8 L/min
Maximum Discharge Pressure3190 PSI220 bar
Crankshaft Speed1450 RPM
Power2.8 HP2.1 KW
Max Temperature140 °F60 °C
Inlet Port Size(2) 1/2" BSP
Discharge Port Size(2) 1/4" BSP
Plunger Diameter0.47 in.12 mm
Stroke0.39 in.10 mm
Crankshaft Diameter0.98 in.24 mm
Crankshaft RotationTop of Pulley Towards Manifold
Key Width0.31 in.8 mm
Crankshaft MountingEither Side
Crankcase Oil Capacity US9.5 fl. oz. 0.28 L
Weight13.9 lbs.10 kg
Manifold Material AISI 304
Crankcase Material Anodized Aluminum Casting
Plunger Material AISI 304/Hardmetal Coated
Valve Material Stainless Steel Cartridges, Valves: AISI303
Seal Material Teflon and Isolast
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.
Plunger Packing Kit – Part #09711-0027
22 06717 Seal Ring, gray 3
22A 05858 Seal Ring, black 6
23 04926-0005 O-Ring, Isolast 9
26 04927-0005 Rod Seal, Isolast 3
27 05862 Guide Band 3
29 04928-0005 O-Ring, Isolast 3
30 04929-0005 O-Ring, Isolast 3
39 05871-0005 O-Ring, Isolast 3
40 11507-0005 O-Ring, Isolast 3
Oil Seal Kit – Part #09144-0010
19 08356-0010 Oil Seal 3

Horsepower Specifications

RPM GPM 500 PSI 1000 PSI 2000 PSI 3190 PSI
725 0.64 0.22 0.44 0.88 1.4
900 0.79 0.27 0.55 1.09 1.7
1200 1.05 0.36 0.72 1.5 2.3
1450 1.27 0.44 0.88 1.8 2.8

Images Open in new Window/Tab

  • Dimensional Drawing (Side) Open
  • Dimensional Drawing (Front) Open
  • P202-4127 Exploded View
  • P202-4127 Parts List


Documents open in new window/tab.

  • Pump Assembly Instructions
  • Giant Industries Limited Warranty
  • P202-4127 Installation Instructions
  • P202-4127 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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