Attributes
| Model Number | P321 |
|---|---|
| Product Type | pump |
| Horsepower Chart | {"charts":[{"title":"Horsepower Specifications","columns":["RPM","GPM","1000 PSI","2000 PSI","3200 PSI","3500 PSI*"],"rows":[["3000","3.3","2.3","4.6","7.3","8.0"],["3200","3.5","2.4","4.8","7.7","8.4"],["3450","3.8","2.6","5.2","8.4","9.2"]]}]} |
| Repair Kits | {"name":"Plunger Packing Kit","part_number":"09152","components":[{"item":"21","part_number":"07234","description":"O-Ring","qty":"3"},{"item":"22","part_number":"12027","description":"O-Ring","qty":"3"},{"item":"23","part_number":"07391","description":"Grooved Seal Ring","qty":"3"},{"item":"23A","part_number":"08598","description":"Grooved Seal","qty":"3"},{"item":"24","part_number":"07392","description":"Pressure Ring","qty":"3"}]}, {"name":"Valve Assembly Kit","part_number":"09116","components":[{"item":"31","part_number":"07853","description":"O-Ring","qty":"6"},{"item":"32x","part_number":"07946A","description":"Valve Assembly Complete","qty":"6"},{"item":"33","part_number":"07913","description":"O-Ring","qty":"6"}]}, {"name":"Oil Seal Kit","part_number":"09144","components":[{"item":"19","part_number":"08356","description":"Oil Seal","qty":"3"}]} |
| General Documents | {"text":"Giant Industries Limited Warranty","url":"https://www.giantpumps.com/wp-content/uploads/2021/02/Giant-Industries-Limited-Warranty-79.pdf"} |
Description
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.
Specifications
| Flow | 3.8 GPM, 14.4 L/min |
|---|---|
| Maximum Discharge Pressure | 3200 PSI, 220 bar |
| Crankshaft Speed | 3450 RPM |
| Power | 8.4 HP, 6.3 KW |
| Intermittent Flow | 3.8 GPM, 14.4 L/min |
| Intermittent Discharge Pressure | 3500 PSI, 240 bar |
| Intermittent Crankshaft Speed | 3450 RPM |
| Intermittent Power Consumption | 9.2 HP, 6.9 kW |
| Max Temperature | 160 °F, 70 °C |
| Inlet Port Size | (2) 1/2" BSP |
| Discharge Port Size | (2) 3/8" BSP |
| Plunger Diameter | 0.47 in., 12 mm |
| Stroke | 0.56 in., 14.1 mm |
| Maximum Inlet Pressure | 145 PSI, 10 bar |
| Crankshaft Diameter | 0.94 in., 24 mm |
| Crankshaft Rotation | Top of Pulley Towards Manifold |
| Crankshaft Mounting | Either Side |
| Crankcase Oil Capacity US | 14.2 fl. oz., 0.42 L |
| Extended Crankcase Oil Capacity | 17.0 fl. oz., 0.5 L |
| Weight | 16 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 |
| Plunger Packing Kit Part # | 09152 |
| Valve Assembly Kit Part # | 09116 |
| Oil Seal Kit Part # | 09144 |