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Graco 287798 Stem Drain Valve

$34.49
$36.50
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Part #: 287798

Graco 287798 Stem Drain Valve is an OEM internal stem used in the drain valve assembly to control fluid release and pressure relief in hydraulic airless sprayers.

  • Genuine Graco replacement part
  • Controls opening and closing of drain valve
  • Helps prevent leaks and pressure issues
  • Fits GH & EH series hydraulic sprayers
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Genuine OEM Part Fast Shipping (Order by 1 PM CST) Easy Returns

Graco 287798 Stem Drain Valve – Product Details & Compatibility

The Graco 287798 Stem Drain Valve is a genuine OEM internal stem used inside the drain valve assembly of Graco hydraulic airless paint sprayers. This precision-machined component controls the opening and closing of the drain passage, allowing safe pressure relief, flushing, and fluid drainage during maintenance and cleaning.

Compatible Machines

  • Graco GH 200
  • Graco GH 230
  • Graco GH 300
  • Graco EH 200

This stem is installed inside the drain valve body and is not a complete valve assembly. It restores proper sealing and smooth operation when the original stem becomes worn, damaged, or begins to leak.

Part Number Part Type Function Application
287798 Drain Valve Stem Opens / closes drain passage Hydraulic airless sprayer drain valve assemblies

Frequently Asked Questions

No, the Graco 287798 Stem Drain Valve is only the internal stem. The valve housing, seals, and handle are sold separately.

It fixes issues such as drain valve leakage, difficulty turning the valve, or failure to fully relieve pressure.

No, this stem is designed for specific hydraulic models only and must match the drain valve assembly used in those machines.

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