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Graco 866063 Control Valve

Graco 866063 Control Valve is an OEM fluid control component that regulates paint flow and pressure for consistent spray performance.

  • Part Number: 866063
  • Part Type: Control Valve
  • Function: Fluid flow & pressure regulation
  • Fits: Select Graco Ultra Max II sprayers

Retail Price: $404
You save: $56.16 (13.90%)
Our Price: $347.84
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Graco 866063 Control Valve — OEM Fluid Control Replacement

Compatible Machines

  • Graco Ultra Max II 390
  • Graco Ultra Max II 395
  • Graco Ultra Max II 495
  • Graco Ultra Max II 595

The Graco 866063 Control Valve is a genuine OEM replacement part designed to regulate fluid flow within the sprayer system. It plays a critical role in pressure control and smooth material delivery, helping maintain consistent spray performance on compatible Graco Ultra Max II airless paint sprayers.

Part Specifications

Specification Details
Part Number 866063
Description CONTROL, VALVE
Function Regulates fluid flow and pressure within the sprayer
OEM Status Genuine Graco Replacement Part

Installation & Usage Notes

  • Commonly replaced when experiencing pressure fluctuation or poor flow control.
  • Designed to fit factory valve housings without modification.
  • Use OEM parts to maintain proper sealing and pressure response.
  • Follow Graco service manual instructions during installation.

Frequently Asked Questions

It controls the flow and pressure of paint or coating material within the sprayer, helping ensure smooth and consistent spray output.

Common signs include pressure surging, inconsistent spray patterns, or difficulty maintaining steady output.

Yes, Graco 866063 is a genuine OEM replacement designed to meet factory specifications.

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