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Graco 188004 Screw Retainer

The Graco 188004 Screw Retainer locks fastening screws in place, preventing loosening caused by vibration or pressure changes.

  • Prevents screw loosening
  • Enhances assembly stability
  • Precision-machined retaining design

$58.25
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Fastener Security with Graco 188004 Screw Retainer

Compatible Machines

  • Graco Pump Components
  • Graco Valve Assemblies

Key Features

Feature Benefit
Secure retaining mechanism Prevents fastener back-out
Durable metal construction Withstands vibration and pressure
Precision fit Ensures reliable screw retention

Installation & Usage Tips

  • Install after tightening the screw to proper torque.
  • Confirm full engagement with the fastener.
  • Inspect during maintenance intervals.

Frequently Asked Questions

It prevents screws from loosening during vibration or operation.

Yes, if it remains undamaged and retains proper holding force.

Fasteners may loosen, leading to assembly instability.

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