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Graco 521321 Element Filter Bag

The Graco 521321 Element Filter Bag is designed to filter out debris and contaminants from fluid materials, helping protect downstream components and maintain consistent spray performance.

  • Genuine Graco replacement element filter bag
  • Fits compatible Graco bag-style filter housings
  • Improves material flow and finish quality
  • Helps reduce clogging and equipment wear
  • Ideal for industrial paint and coating systems

$13.77
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Graco 521321 Element Filter Bag – Product Overview

The Graco 521321 Element Filter Bag is a genuine Graco replacement filter designed for use in industrial fluid filtration systems. It installs inside compatible Graco bag filter housings and helps remove contaminants, debris, and solid particles from coatings, paints, and other fluid materials before they reach downstream equipment.

Using the correct filter bag improves spray quality, reduces clogging, and protects pumps, valves, and spray guns from premature wear. This filter bag is intended as a consumable maintenance item and should be replaced regularly based on material type and operating conditions.

Compatible Machines

  • Graco Low-Pressure Bag Filter Housing Assemblies
  • Graco Industrial Fluid Filter Systems
  • Graco Supply Line Bag Filter Units
  • Graco Circulation and Transfer Filtration Systems

Note: This element filter bag fits compatible Graco bag-style filter housings only. It is not designed to fit inline cartridge filters or mesh screen assemblies.

Key Features & Benefits

Part Number 521321
Product Type Element Filter Bag
Function Removes debris and contaminants from fluid materials
Installation Fits inside compatible Graco bag filter housings
Application Industrial coatings, paint spraying, and fluid transfer systems
Replacement Type Disposable filter element

Why Use the Correct Filter Bag?

  • Helps maintain consistent material flow
  • Improves finish quality during spraying
  • Reduces downtime caused by clogged components
  • Extends the service life of pumps and spray equipment

Frequently Asked Questions

It is used to filter out solid particles and contaminants from fluid materials before they pass through pumps, hoses, or spray guns, helping maintain system performance.

No. This is a disposable filter element and should be replaced according to usage conditions or when flow restriction is noticed.

It fits only Graco bag-style filter housings designed for this element size. Always verify compatibility with your specific filter housing model.

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