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

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.

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

Specification US Metric
Flow3.4 GPM12.9 L/min
Maximum Discharge Pressure2000 PSI140 bar
Crankshaft Speed1750 RPM
Power4.7 HP3.5 KW
Intermittent Flow3.4 GPM12.9 L/min
Intermittent Discharge Pressure2500 PSI170 bar
Intermittent Crankshaft Speed1750 RPM
Intermittent Power Consumption5.9 HP4.4 kW
Max Temperature160 °F70 °C
Inlet Port Size(2) 1/2" BSP
Discharge Port Size(2) 3/8" BSP
Plunger Diameter0.71 in.18 mm
Stroke0.39 in.10 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft Diameter0.98 in.24 mm
Crankshaft RotationTop of Pulley Towards Manifold
Key Width0.31 in.8 mm
Crankshaft MountingEither Side
Crankcase Oil Capacity US7.5 fl. oz. 0.22 L
Extended Crankcase Oil Capacity9.0 fl. oz. 0.27 L
Weight11.7 lbs.5.3 kg
Volumetric Efficiency0.87
Mechanical Efficiency0.86
Manifold Material Special 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.
Plunger Packing Kit – Part #09164
23 08477 V-Sleeve, Weep 3
23A 08087 V-Sleeve, Brown 3
24 07904 Pressure Ring 3
Valve Assembly Kit – Part #09116
32X 07946A Valve Assembly Complete 6
31 07853 O-Ring 6
33 07913 O-Ring 6
Oil Seal Kit – Part #09144
19 08356 Oil Seal 3
Optional Teflon Packing Kit – Part #09164-0021
18 07770-0001 O-Ring, Viton 3
21 08443-0001 O-Ring, Viton 3
23/23A 08087-0020 Weep Seal, Teflon 6
24 07904 Pressure Ring 3
31 07853-0001 O-Ring, Viton 6
33 07913-0001 O-Ring Viton 6
Viton Seal Kit – Part #09164-0011
18 07770-0001 O-Ring, Viton 3
21 08443-0001 O-Ring, Viton 3
23 08087-0010 V-Sleeve 6
24 07904 Pressure Ring 3
31 07853-0001 O-Ring, Viton 6
33 07913-0001 O-Ring, Viton 6
High Temperature Seal Kit – Part #09599
23/23A 08477-0030 High-Temp Seal 6
24 07904 Pressure Ring 6+
+ Kit contains six (6) pressure rings. Only three (3)
are required for the P200 Series Pumps.

Horsepower Specifications

RPM GPM 1000 PSI 1500 PSI 2000 PSI 2500 PSI*
250 0.5 0.3 0.5 0.7 0.8
500 1.0 0.7 1.0 1.3 1.7
1000 1.9 1.3 2.0 2.7 3.4
1450 2.8 1.9 2.9 3.9 4.9
1750 3.4 2.3 3.5 4.7 5.9

*Intermittent duty only!

Images Open in new Window/Tab

  • Dimensional Drawing (Side) Open
  • Dimensional Drawing (Front) Open
  • P218 Exploded View
  • P218 Parts List
  • P218 Torque Specifications


Documents open in new window/tab.

  • Giant Industries Limited Warranty
  • P218 Installation Instructions
  • P218 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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