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Graco 237531 Low Pressure 3/8 in. NPT Ball Valve

The Graco 237531 Low Pressure 3/8 in. NPT Ball Valve is designed for reliable fluid shutoff in low-pressure spray and dispensing systems, ensuring safe maintenance and controlled flow.

  • Low-pressure ball valve for fluid control
  • 3/8 in. NPT threaded connections
  • Stainless steel body with PTFE seals
  • Rated up to 500 psi
  • Ideal for finishing and fluid handling systems

$104
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Compatible Machines & Applications

  • Graco low-pressure fluid handling systems
  • Graco finishing spray systems
  • Graco metering and mixing equipment
  • Graco pump-to-gun fluid lines
  • Industrial coating and dispensing setups using 3/8 in. NPT connections

Graco 237531 Low Pressure 3/8 in. NPT Ball Valve Overview

The Graco 237531 Low Pressure 3/8 in. NPT Ball Valve is designed to provide reliable on/off control of fluid flow in low-pressure spray, coating, and dispensing systems. It is commonly installed in fluid lines to isolate flow during maintenance, pressure relief, or system shutoff.

Key Features

Valve Type Low-pressure ball valve
Connection Size 3/8 in. NPT
Material Stainless steel body with PTFE seals
Maximum Pressure Up to 500 psi
Typical Use Fluid shutoff and flow isolation

Applications

  • Low-pressure spray and finishing systems
  • Waterborne and solvent-based coating lines
  • Catalyst and resin fluid control
  • Industrial dispensing and circulation systems

Important Usage Notes

  • Designed for fully open or fully closed operation only
  • Not intended for throttling or flow regulation
  • Suitable for low-pressure applications only
  • Ensure fluid compatibility with stainless steel and PTFE seals

Frequently Asked Questions

This valve is used to shut off or isolate fluid flow in low-pressure systems, making maintenance and pressure relief safer and easier.

No. This valve is rated for low-pressure use only. High-pressure airless systems require specially rated high-pressure valves.

Yes, as long as the system uses standard 3/8 in. NPT connections and operates within the valve’s pressure rating.

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