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Graco 20281-00 Seal, Upper Housing, Pump

Pump upper housing seal designed to maintain pressure integrity and prevent fluid leakage in Graco spray pump assemblies, supporting consistent high-pressure operation and system reliability.

  • Part No: 20281-00
  • Used in Graco pump upper housing assemblies
  • Helps prevent fluid bypass and leakage
  • Supports stable pressure and spray performance

$210
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Pump Housing Sealing & Fluid Containment Performance

Compatible Machines

  • Select Graco pump assemblies requiring upper housing seal 20281-00 in OEM service kits
  • Industrial airless spray pumps using designated upper housing sealing components
  • Graco fluid handling systems where pump maintenance manuals specify seal 20281-00

Graco 20281-00 Seal, Upper Housing, Pump maintains pressure integrity within the pump upper housing, preventing fluid leakage and supporting consistent pumping efficiency in high-pressure Graco spray systems.

Technical Function

  • Seals upper pump housing to prevent fluid bypass
  • Maintains stable pressure during spray operation
  • Protects internal pump components from wear and leakage

Frequently Asked Questions

It seals the upper housing of Graco pump assemblies to prevent fluid leakage and maintain proper operating pressure.

It should be replaced during pump rebuilds or when leakage, pressure loss, or wear is detected in the upper housing area.

Yes, a worn or damaged seal can cause pressure loss, leading to inconsistent spray output and reduced system efficiency.

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