510001 vertical mount 2500 PSI pressure washer pump with a preinstalled unloader assembly.
510001 vertical mount 2500 PSI pressure washer pump with a preinstalled unloader assembly. Round base 510001 pressure washer pump with a thermal relief valve, chemical injector, unloader assembly, garden hose inlet, and M22 threaded outlet. Seven eighths inch engine shaft on the round-base 510001 pressure washer pump

510001 Pump Assembly Round Base 2500 PSI 2.0 GPM from OEM Technologies

In stock

$129.90

In stock

Part Number: 510001
Compatible Brands: OEM Solutions
Shipping Weight: 8 Lbs

The OEM Technologies 510001 Pump Assembly is a compact, maintenance-free axial cam pump designed for residential pressure washers, delivering up to 2500 PSI at 2.0 GPM.

Its durable aluminum construction and pre-filled design provide reliable performance with easy installation and no required upkeep.

Features of the 510001 OEM Pump

  • Maintenance-free axial cam pump design.
  • Built-in unloader valve for consistent pressure control.
  • Thermal relief valve helps prevent overheating.
  • Compact round base for easy mounting and replacement.
  • Pre-filled with oil for lifetime use (no oil changes required).
  • Designed for direct drive gas pressure washers.
  • Lightweight construction for easier handling and installation.
  • Standard hose and spray gun connections for compatibility.
  • Durable aluminum housing for corrosion resistance.

510001 OEM Pump Specifications

  • Maximum Pressure: 2500 PSI
  • Flow Rate: 2.0 GPM
  • Pump Type: Axial cam
  • Mount Type: Round base
  • Shaft Size: 7/8" horizontal shaft
  • Maximum Water Temperature: 140°F (60°C)
  • Inlet Connection: Standard garden hose (3/4" NH)
  • Outlet Connection: High-pressure threaded connection (M22)
  • Oil Type: Sealed, maintenance-free (pre-filled)
  • Material: Aluminum body with steel components
  • Intended Use: Residential / light-duty pressure washers

Service Note:

Pump production variations may include either 12mm or 11mm pistons. Confirm your piston size before ordering a replacement water seal or manifold assembly. For assistance, please reach out to a member of our Customer Service Team.

Need Help? Call us:

1-269-685-4123 1-269-447-0412

Customer Reviews

Excellent
It's a great pump easy to install and has much better water connections Brass rather than aluminum Thanks for all the help.
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