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Featured Image for GP7142-4000HTC

A German-made reciprocating triplex plunger pump.

Features:
Spheroidal cast iron 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; nitrile seals with fabric reinforcing; stainless steel valves and machined stainless steel manifold.

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
Flow25.1 GPM95 L/min
Maximum Discharge Pressure1160 PSI80 bar
Crankshaft Speed460 RPM
Power20.1 HP15 KW
Max Temperature140 °F10 °C
Inlet Port Size(2) 2-1/2" BSP
Discharge Port Size(2) 1-1/4" BSP
Plunger Diameter1.7 in.42 mm
Stroke2.05 in.52 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft Diameter1.9 in.48 mm
Crankshaft RotationTop of Pulley Towards Manifold
Key Width0.55 in.14 mm
Crankshaft MountingEither Side
Crankcase Oil Capacity1.8 gal 7.0 L
Weight374 lbs.170 kg
Manifold Material Machined Stainless Steel
Crankcase Material Spheroidal Cast Iron
Plunger Material Solid Ceramic Oxide
Valve Material 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 #09804
38A 13156 O-Ring 3
38B 04779 O-Ring 3
39B 04780 Seal Pack 3
42 04776 V-Sleeve 9
43 04777 Pressure Ring 3
Oil Seal Kit – Part #09221
32 07624 Radial Shaft Seal 3
33A 07627 O-Ring 3
Valve Repair Kit – Part #09806
51B 07732-0100 Valve Spring 6
51C 05314 Valve Plate 6
51D 05136A Valve Seat 6
51E 07653-0003 O-Ring 6
51F 13166 Support Ring 6
56A 07658-0003 O-Ring 6
56B 07635 Support Ring 6
56C 13166 Support Ring 3
56D 07653-0003 O-Ring 3

Horsepower Specifications

RPM GPM 250 PSI 500 PSI 750 PSI 1160 PSI
230 12.6 2.2 4.4 6.5 10.1
300 16.4 2.8 5.7 8.5 13.1
400 21.8 3.8 7.5 11.3 17.4
460 25.1 4.3 8.7 13.0 20.1

Images Open in new Window/Tab

Specification Images

  • Specification Image (Side) Open
  • Specification Image (Front) Open

Additional Drawings

  • GP7142-4000HTC Exploded View
  • GP7142-4000HTC Parts List

Literature

Documents open in new window/tab.

  • Giant Industries Limited Warranty
  • GP7142-4000HTC Installation Instructions
  • GP7142-4000HTC 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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