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Graco 189377 Cover 1040 Acetal Fluid

The Graco 189377 Acetal Fluid Cover ensures leak-free operation and chemical resistance in the fluid section of Graco 1040 pumps.

  • OEM acetal fluid cover
  • Prevents leaks under pressure
  • High chemical and wear resistance
  • Fits Graco 1040 pumps

$839
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Graco 189377 Acetal Fluid Cover for 1040 Pumps

✔ Compatible Machines

  • Graco Husky 1040 diaphragm pumps

Overview

The Graco 189377 Fluid Cover is made from acetal for excellent chemical resistance and dimensional stability. It seals the fluid section reliably and ensures consistent pump performance in demanding environments.

Key Features

Part Number 189377
Material Acetal
Component Type Fluid cover
Pump Series 1040 diaphragm pumps

Installation & Usage Tips

  • Ensure all mating surfaces are clean and dry.
  • Evenly torque bolts to manufacturer specifications.
  • Inspect regularly for wear or cracking.

Frequently Asked Questions

Acetal provides higher chemical resistance and maintains dimensional stability under stress.
Inspect during routine maintenance or if pump performance drops.
Yes, it is designed to maintain a leak-free seal under standard operating pressures for 1040 pumps.

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