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Graco 167650 Button Plug

The Graco 167650 Button Plug is a genuine replacement plug used to seal unused fluid ports and maintain proper pressure in compatible Graco airless pump assemblies.

  • Part Type: Button Plug
  • OEM Part Number: 167650
  • Helps prevent fluid leaks and pressure loss
  • Used in selected Graco displacement / Endurance pump systems

$54.12
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Graco 167650 Button Plug Overview

The Graco 167650 Button Plug is a genuine replacement component designed to seal specific unused fluid ports and maintain proper pressure control in Graco airless systems. It is commonly used in selected displacement pump and Endurance pump configurations.

Compatible Machines*

*Compatibility should be verified with your sprayer’s part manual or pump lower assembly.

  • Graco Ultra Max 695 (Selected pump configurations)
  • Graco ProConnect Endurance Series
  • Graco Performance Max Series
  • Graco FieldLazer Series (Models using matching pump lower)

Key Features

  • Seals unused pump or fluid section ports
  • Supports consistent coating application by preventing leakage
  • Durable construction suitable for demanding spray environments
  • Ensures correct internal pressure and fluid channel function

Technical Specifications

Part Number 167650
Part Type Button Plug
Application Fluid Control / Displacement Pump Sealing
Material High-strength acetal copolymer (resin based)
Temperature Support Approx. –40°C to 120°C (thermal stability range)

When to Replace

  • Visible wear, cracks, or deformation
  • Leaks around the related fluid port
  • Incorrect system pressure or unstable spray pattern

Installation Notes

  • Confirm port alignment and pump model before installation
  • Clean the fluid area to avoid contamination
  • Do not overtighten to prevent thread or plug damage

Frequently Asked Questions

It seals an unused port in the pump lower or fluid section to ensure proper pressure and to prevent coating material leakage.

Refer to your sprayer’s parts manual or pump lower assembly diagram. If part #167650 is listed for your sprayer, it is compatible.

These parts may be used in similar pump systems but are not guaranteed replacements for one another. Verify part compatibility before ordering.

Leakage, pressure loss, or unusual spray instability near the fluid section may indicate that the plug should be replaced.

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