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Graco 189659 Check Valve Seat

$71.00
Available to Order
Part #: 189659

The Graco 189659 Seat Check Valve provides reliable one-way fluid control in pump systems, preventing backflow.

  • OEM check valve
  • Ensures one-way fluid flow
  • Durable and corrosion-resistant
  • Fits Graco Twistork and diaphragm pumps
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Graco 189659 Seat Check Valve for Pumps

✔ Compatible Machines

  • Graco Twistork pump models
  • Graco diaphragm pumps (1590, 2150)

Overview

The Graco 189659 Seat Check Valve prevents reverse fluid flow, ensuring consistent performance and protecting pump components from backflow damage.

Key Features

Part Number 189659
Component Type Seat check valve
Material High-grade metal and elastomer
Application Twistork & diaphragm pumps

Installation & Usage Tips

  • Ensure proper orientation for correct fluid flow.
  • Inspect periodically for wear or leaks.
  • Replace if the valve fails to seal completely.

Frequently Asked Questions

It allows fluid to flow in one direction and prevents backflow.
Yes, made from high-grade metal and elastomer for long service life.
Yes, as long as the flow direction is correctly followed.

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