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Graco 234390 Mini Air Pressure Regulator with Gauge

$129.50
In Stock
Part #: 234390

The Graco 234390 Mini Air Pressure Regulator with Gauge is a compact inline regulator designed to deliver precise and consistent air pressure for pneumatic and spray applications.

  • 1/4" NPT female inlet and outlet
  • Integrated gauge for easy pressure monitoring
  • Supports air pressure up to 160 PSI
  • Ideal for paint sprayers and pneumatic tools
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Compatible Machines

The Graco 234390 Mini Air Pressure Regulator with Gauge is designed for general-purpose pneumatic applications. It is not limited to one specific sprayer model but is compatible with a wide range of air-powered equipment that uses standard 1/4" NPT air connections.

  • Air-assisted and airless paint sprayer air supply systems
  • Graco pneumatic accessories requiring regulated air pressure
  • Air spray guns with 1/4" NPT inlet
  • Small to medium air compressor outlet setups
  • Pneumatic tools such as blow guns, nailers, and air valves
  • Industrial finishing and fluid handling air control lines

Product Overview

The Graco 234390 is a compact inline air pressure regulator used to control and maintain consistent air pressure in pneumatic systems. Its small size makes it ideal for installations where space is limited while still providing accurate pressure adjustment.

Product Type Mini Air Pressure Regulator with Gauge
Inlet / Outlet Size 1/4" NPT Female
Maximum Air Pressure Up to 160 PSI
Gauge Included Yes
Application Air regulation for pneumatic and spray systems

Key Features

  • Provides precise control of air pressure
  • Integrated gauge for real-time pressure monitoring
  • Compact design for tight installation spaces
  • Helps protect tools and equipment from overpressure
  • Durable construction suitable for professional use

Typical Applications

This regulator is commonly used in paint spraying setups, air distribution lines, and pneumatic control systems where stable air pressure is required for consistent performance.

  • Paint and coating spray operations
  • Air-assisted fluid delivery systems
  • Workshop and industrial air lines

Frequently Asked Questions

It regulates incoming air pressure to a controlled and consistent level, helping improve tool performance and prevent damage caused by excessive air pressure.

No, it can be used with any compatible pneumatic equipment that uses 1/4" NPT air fittings and operates within the regulator’s pressure and flow range.

Yes, its compact design allows direct installation on tools or inline with air hoses, provided space and orientation allow proper gauge visibility.

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