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Graco 177139 Poppet Valve

The Graco 177139 Poppet Valve ensures precise fluid control and consistent pressure in high-performance airless spray systems. Ideal for professional contractors and industrial applications.

  • Durable Stainless Steel Construction: Long-lasting under high-pressure operation
  • Precision Poppet Design: Maintains smooth actuation and leak-free performance
  • Wide Compatibility: Fits multiple Graco prime and pressure pumps
  • Easy Maintenance: Quick installation, cleaning, and replacement of seals

$20.1
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Graco 177139 Poppet Valve Overview

Compatible Machines

  • Graco Magnum Paint Sprayers
  • Graco Ultra Max II Sprayers
  • Graco Mark V ProContractor Sprayers
  • Graco Fine Finish Airless Sprayers

Key Features

Feature Details
Precision Poppet Design Ensures smooth actuation, leak-free sealing, and consistent fluid flow
Durable Construction Stainless steel and robust spring assembly for long service life
Wide Compatibility Fits multiple Graco prime and pressure pumps for easy replacement
High-Temperature & Chemical Resistance Operates reliably with diverse coatings and under variable temperatures
Maintenance-Friendly Easy cleaning, inspection, and seal replacement minimize downtime

Installation & Usage Tips

  • Depressurize the system and clean residual coating before installation.
  • Ensure poppet tip seats fully with matching valve seat to prevent leaks.
  • Follow torque specifications to avoid housing distortion.
  • Verify alignment with pump bracket and conduct a pressure test.
  • Install upstream filtration to prevent particulate intrusion.

Frequently Asked Questions

Compatible with Graco Magnum, Ultra Max II, Mark V ProContractor, and Fine Finish Airless Sprayers.

Yes, the stainless steel body and spring assembly handle high-pressure and abrasive coatings reliably.

Periodically flush with solvent, inspect spring assembly and poppet face, and replace seals as needed.

Yes, it is compatible with waterborne, solvent-based, and high-viscosity coatings without compromising performance.

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