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Featured Image for P420CR-0020

A German-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications.

Features:
Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; Teflon seals; stainless steel valves and forged brass manifold with external weep system.

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
Flow12.8 GPM48.4 L/min
Maximum Discharge Pressure2175 PSI150 bar
Crankshaft Speed1450 RPM
Power19.2 HP14.3 KW
Max Temperature160 °F71 °C
Inlet Port Size(2) 1" NPT
Discharge Port Size(2) 3/4" NPT
Plunger Diameter0.98 in.25 mm
Stroke0.95 in.24 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft Diameter1.1 in.28 mm
Crankshaft RotationTop of Pulley Towards Manifold
Key Width0.32 in.8 mm
Crankshaft MountingEither Side
Crankcase Oil Capacity27 fl. oz. 0.8 L
Weight36.5 lbs.16.6 kg
Manifold Material Forged Brass
Crankcase Material Aluminum
Plunger Material Solid Ceramic Oxide
Valve Material High Grade Stainless Steel
Seal Material Nitrile with Fabric Reinforcing
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 #09140-0021
21 07266-0001 O-Ring, Viton 3
23 12554-0020 V-Sleeve, Teflon 3
23B 1255-0020 Weep Seal, Teflon 3
24 08376 Pressure Ring 6
Valve Assembly Kit – Part #09143
27A 08408 Valve Assembly, Complete 6
33 07214 O-Ring 6
Oil Seal Kit – Part #09641
19 05444 Oil Seal 3

Horsepower Specifications

RPM GPM 1000 PSI 1500 PSI 1700 PSI 2175 PSI
785 6.9 4.8 7.1 8.1 10.4
900 7.9 5.4 8.2 9.3 11.9
1010 8.9 6.1 9.2 10.4 13.4
1120 9.9 6.8 10.2 11.6 14.9
1240 10.9 7.5 11.3 12.8 16.4
1450 12.8 8.8 13.2 15.0 19.2

Images Open in new Window/Tab

  • Dimensional Drawing (Side) Open
  • Dimensional Drawing (Front) Open
  • P420CR-0020 Exploded View
  • P420CR-0020 Parts List

Literature

Documents open in new window/tab.

  • Giant Industries Limited Warranty
  • P420CR-0020 Installation Instructions
  • P420CR-0020 Repair Instructions
  • Troubleshooting Guide

Sample Pump

Our Company

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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