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Graco 223628 Twist Lock Fitting Coupler

The Graco 223628 Twist Lock Fitting Coupler is a durable stainless-steel connector designed for secure, quick hose and regulator attachment in fluid-handling and spray systems.

  • Twist-lock secure connection
  • 3/8" NPSM thread
  • Approx. 300 psi rating
  • Fits various Graco finishing and airless systems
  • Long-lasting stainless-steel construction

$141.99
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About the Graco 223628 Twist Lock Fitting Coupler

Compatible Machines

This fitting coupler is a universal Graco fluid-line connector and is commonly used across multiple Graco spray systems. No specific model list is officially provided by Graco for this part.

  • Graco professional finishing systems
  • Industrial fluid-handling setups using twist-lock connectors
  • Airless sprayers with compatible twist-lock hose assemblies
  • Spray guns and regulators that support twist-lock stems

Product Overview

The Graco 223628 Twist Lock Fitting Coupler is a durable, stainless-steel connector designed for secure attachment of fluid hoses, regulators and spray guns. Its twist-lock mechanism ensures a fast, stable and leak-resistant connection under pressure.

Key Features

  • Twist-lock mechanism for fast and secure connection
  • Stainless-steel body for long service life
  • 3/8" NPSM threaded connection
  • Rated for approximately 300 psi fluid pressure
  • Used in fluid-handling, finishing and airless spray systems

Technical Details

Part Number 223628
Type Twist Lock Fitting Coupler
Material Stainless Steel
Thread 3/8" NPSM
Pressure Rating Approx. 300 psi

Frequently Asked Questions

It allows quick connection and disconnection of fluid hoses and accessories while ensuring a secure, leak-resistant seal.

It fits systems that use twist-lock style connections, but not every sprayer model includes this type of fitting. Compatibility depends on the hose and regulator configuration.

It is typically used in professional finishing equipment, fluid-handling setups and Graco airless spray systems that require durable twist-lock connectors.

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