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Graco 2004023 Pump Outlet Check Valve

Graco 2004023 Pump Outlet Check Valve — OEM one‑way valve that prevents backflow and ensures consistent high‑pressure fluid delivery.

  • Brand: Graco
  • Type: Pump Outlet Check Valve
  • Application: Prevents reverse flow in pump outlet
  • Fit / Ports: Designed for OEM pump assemblies
  • Materials: Metal/precision seals for durability

List Price: $178.5
You save: $22.31 (12.50%)
Sale Price: $156.19
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Compatible Machines / Systems

  • Graco Mark IV & ProContractor Pump Assemblies
  • Ultra XT / Hi‑Boy Electric Sprayers
  • Any Graco sprayer models that specify part 2004023
Manufacturer Graco
Model Number 2004023
Type Pump Outlet Check Valve
Center Section Material Metal with elastomer seals
Port Size OEM pump matching ports
Air Inlet n/a
Wetted Material Metal + fluid seals
Compatible Media Paint, coatings

Frequently Asked Questions

The check valve allows fluid to flow out of the pump but prevents it from flowing backward, maintaining pressure and preventing drain‑back.

Symptoms include loss of pressure, erratic spray patterns, or fluid return when the sprayer is idle.

Yes — debris can affect valve seating. Clean with compatible solvent and inspect seals before reuse.

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