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Graco 161559 Backup Washer

The Graco 161559 Washer Backup provides support to seals and O-rings, preventing extrusion and maintaining optimal sealing.

  • Durable metal construction
  • OEM replacement part
  • Prevents O-ring extrusion and wear
  • Compatible with multiple Graco valves and pumps

$16.82
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Compatible Machines

  • Graco pumps and valves requiring O-ring support
  • Assemblies using backup washers 161559

Product Overview

The Graco 161559 Washer Backup ensures O-rings remain in place and prevents extrusion, maintaining reliable sealing and efficient operation.

Specification Details
Part Number 161559
Type Backup Washer
Material High-strength metal
Main Function Supports O-rings and prevents extrusion

Installation & Usage Tips

  • Place correctly under O-rings or seals.
  • Check alignment to prevent uneven wear.
  • Inspect periodically for wear or deformation.

Frequently Asked Questions

It supports O-rings to prevent extrusion and ensures proper sealing.

Yes, 161559 is a genuine Graco replacement part.

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