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Graco 159239 Hose Fitting 3/8 in x 1/2 in

$25.80
Available to Order
Part #: 159239

The Graco 159239 Hose Fitting connects a 3/8-inch hose to a 1/2-inch hose, ensuring secure and efficient pressure transfer in airless paint spraying systems.

  • Part Number: 159239
  • Connection Size: 3/8 in x 1/2 in (NPT Male)
  • Material: Plated Steel
  • Pressure Rating: Up to 3300 PSI
  • Compatible With: Graco Ultra Max II, GMAX, Mark & LineLazer Series
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Graco 159239 Hose Fitting – 3/8 in x 1/2 in Adapter

The Graco 159239 Hose Fitting is a high-quality adapter designed to connect a 3/8-inch hose to a 1/2-inch hose or pipe in airless paint sprayer systems. It ensures smooth paint flow and maintains consistent pressure across hose connections.

Compatible Machines

This fitting is compatible with a wide range of Graco Airless Paint Sprayers and systems that utilize both 3/8" and 1/2" hose connections:

  • Graco Ultra Max II Series
  • Graco GMAX Series (3900, 5900, 7900)
  • Graco Mark Series (IV, V, VII, X)
  • Graco DutyMax Sprayers
  • Graco LineLazer Striping Systems
  • Graco Reactor 2 E-Series (E10, E20, E30)

Product Specifications

Part Number 159239
Manufacturer Graco
Type Hose Fitting / Adapter
Connection Size 3/8 in x 1/2 in (NPT Male)
Material High-strength plated steel
Pressure Rating Up to 3300 PSI (typical for airless applications)
Usage Connects hoses of different diameters for optimal paint flow and pressure

Frequently Asked Questions

The 159239 adapter connects a 3/8-inch hose to a 1/2-inch hose, allowing efficient pressure transition between different hose sizes in Graco airless spray systems.

Yes, it can be used with other sprayers or systems that accept standard 3/8" and 1/2" NPT connections. However, OEM compatibility and pressure rating should be verified before use.

It is manufactured from plated steel for durability and corrosion resistance, ideal for demanding airless paint applications.

Summary

The Graco 159239 Hose Fitting is an essential connector for joining hoses of different sizes in Graco sprayers and coating systems. Built for durability and high-pressure performance, it ensures smooth operation and reliable sealing across all hose connections.

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