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Graco 158486 O-Ring Packing

The Graco 158486 O-Ring Packing is a durable sealing component designed to prevent fluid leaks and maintain pressure in Graco spray and fluid-handling equipment. It is essential for reliable operation in high-pressure systems.

  • Fits Graco HVLP 4900 ProComp Spray Systems
  • Compatible with industrial plunger valve modules
  • Works with Graco pump and spray assemblies requiring O-Ring 158486

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Graco 158486 O-Ring Packing Details

Compatible Machines

  • Graco HVLP 4900 ProComp Spray Systems
  • Graco Industrial Fluid Handling Equipment using plunger valve modules
  • Graco Spray Guns and Pump Assemblies requiring O-Ring 158486

Product Overview

The Graco 158486 O-Ring Packing is a precision-manufactured sealing component designed for Graco spray and fluid-handling equipment. It ensures leak-free operation and maintains consistent pressure control in high-performance industrial and coating applications.

Made from high-durability elastomeric material, the O-Ring resists wear, chemical exposure, and temperature variations. This part is essential for reliable performance and longevity of Graco’s plunger valve assemblies and spray systems.

Key Specifications

Part Number 158486
Part Name O-Ring Packing
Material High-Durability Elastomer
Function Provides a sealing interface in plunger valve and pump assemblies to prevent fluid leakage
Usage Category Industrial Spray, Fluid Handling, and Coating Systems

Usage Recommendations

  • Verify part number 158486 in your Graco equipment parts manual before replacement.
  • Inspect the O-Ring regularly for signs of wear, cracking, or chemical degradation.
  • Replace immediately if leakage or pressure loss is observed in the system.
  • Use manufacturer-recommended installation procedures and lubrication to avoid damage during assembly.

Frequently Asked Questions

The O-Ring provides a tight seal in Graco plunger valve and pump assemblies, preventing fluid leaks and ensuring stable pressure during operation.

This O-Ring fits Graco HVLP 4900 ProComp Spray Systems, industrial fluid-handling equipment, and pump assemblies requiring O-Ring 158486. Always confirm compatibility with your model’s official parts list.

Inspect the O-Ring at every maintenance cycle. Replace it immediately if you notice cracks, wear, or leakage to ensure safe and efficient operation.

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