GRACO 557822 - Miniature Meter-Flo Gear Pump Only, 1 to 8 cu in/min (16 to 131 cc/min)
GRACO 557822 is the replacement gear pump element (no motor, gearbox, or reservoir) used in the 1, 5, and 8 cu in/min Miniature Meter-Flo pump assemblies. The specific output is determined by the gearbox it is paired with. It is designed for use with Series Progressive or Single-Line Resistive oil lubrication systems.
- Covers the 1, 5, and 8 cu in/min Miniature Meter-Flo assemblies (output set by the matching gearbox)
- Continuous-duty operation at pressures up to 1000 psi (69 bar)
- Pump element only — no motor, gearbox, or reservoir
Specifications
| Type | Electric Gear Pump (pump element only) |
| Includes | Gear Pump Only |
| Output Range | 1 to 8 cu in/min (16 to 131 cc/min) |
| Application | In-Plant Machinery |
| Compatible Material | Oil |
| Compatible Metering Device | Series Progressive |
| Fluid Outlet Size | 1/4" (6.35 mm) |
| Fluid Outlet Thread Type | NPT |
| Maximum Working Pressure | 1000 psi (69 bar, 6.9 MPa) |
| Oil Viscosity Range | 160–15000 cSt |
| Old Part Number | 540-800-603 |
Compatible Equipment
- 564412 - Miniature Meter-Flo Assembly, 1 cu in/min
- 564413 - Miniature Meter-Flo Assembly, 5 cu in/min
- 564414 - Miniature Meter-Flo Assembly, 8 cu in/min
Related Parts
- 557821 - Gear Pump Only, 14 cu in/min
- 557810 - Suction Strainer
Reference Manual
