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An American-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; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold.

Options:
Gearbox and bell housings (to connect to gasoline, diesel, electric or hydraulic drive), couplers (Aluminum or Delrin), unloader/regulator, fixed or adjustable chemical injector, thermal relief valve and pulsator valve.

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
Flow2.9 GPM1 L/min
Maximum Discharge Pressure3500 PSI240 bar
Crankshaft Speed3450 RPM
Power7.0 HP5.2 KW
Crankshaft Speed (High)2.9 RPM
Intermittent Flow2.9 GPM11 L/min
Intermittent Discharge Pressure4000 PSI275 bar
Intermittent Crankshaft Speed3450 RPM
Intermittent Power Consumption8 HP6 HP
Max Temperature160 °F70 °C
Inlet Port Size(2) 1/2" BSP
Discharge Port Size(2) 3/8" BSP
Plunger Diameter0.47 in.12 mm
Stroke0.42 in.10.6 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft Diameter0.94 in.24 mm
Crankshaft RotationTop of Pulley Towards Manifold
Crankshaft MountingEither Side
Crankcase Oil Capacity14.2 fl. oz. 0.42 L
Extended Crankcase Oil Capacity17.0 fl. oz. 0.5 L
Crankcase Oil Capacity (Vertical) US17.0 fl. oz. 0.5 L
Weight16 lbs.7.3 kg
Manifold Material Forged Brass
Crankcase Material Aluminum Die Cast
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 #09152
21 07234 O-Ring 3
22 12027 O-Ring 3
23 07391 Grooved Seal Ring 3
23A 08598 Grooved Seal 3
24 07392 Pressure Ring 3
Valve Assembly Kit – Part #09116
31 07853 O-Ring 6
32x 07946A Valve Assembly Complete 6
33 07913 O-Ring 6
Oil Seal Kit – Part #09144
19 08356 Oil Seal 3

Horsepower Specifications

RPM GPM 1000 PSI 1500 PSI 2000 PSI 2500 PSI
3000  2.5  1.7 2.6 3.5 4.3
3200  2.7 1.9 2.8 3.7 4.7
3450  2.9 2.0 3.0 4.0 5.0

Images Open in new Window/Tab

  • Dimensional Drawing (Side) Open
  • Dimensional Drawing (Front) Open
  • P327 Exploded View
  • P327 Parts List

Literature

Documents open in new window/tab.

  • Giant Industries Limited Warranty
  • P327 Installation Instructions
  • P327 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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