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Graco 161788 Upper Piston Packing Cup

The Graco 161788 Packing Cup ensures effective sealing in pump cylinders, maintaining pressure and reducing wear on pistons.

  • Durable rubber material
  • OEM replacement part
  • Prevents leakage and improves efficiency
  • Compatible with multiple Graco pumps

$50.75
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Compatible Machines

  • Graco pumps using Packing Cup 161788
  • Assemblies requiring piston sealing

Product Overview

The Graco 161788 Packing Cup creates a tight seal around pistons in pump cylinders, preventing fluid leaks, reducing friction, and maintaining consistent pump pressure for reliable performance.

Specification Details
Part Number 161788
Type Packing Cup
Material High-quality rubber
Main Function Seals pistons to maintain pressure and prevent leaks

Installation & Usage Tips

  • Ensure proper fit inside the cylinder bore.
  • Check for wear or deformation before installation.
  • Replace if leaks or piston wear occur.

Frequently Asked Questions

It seals pistons in pump cylinders to prevent leaks and maintain pressure.

Yes, 161788 is a genuine Graco replacement part.

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