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Graco 158491 Nipple Fitting 1/2 NPT

Graco 158491 Nipple Fitting 1/2 NPT is a genuine OEM connector built for high-pressure hose assemblies, ensuring secure and leak-free performance.

  • 1/2" NPT male-to-male connection
  • Handles up to 6,700 PSI
  • Fits Graco airless, coating, and pump systems

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Graco 158491 Nipple Fitting 1/2 NPT – High-Pressure Hose Connector

The Graco 158491 Nipple Fitting is a genuine OEM part designed for connecting two 1/2-inch NPT hoses in high-pressure Graco systems. It ensures leak-free, durable connections in spray, pump, and coating equipment.

Compatible Machines

This fitting is commonly used in the following Graco equipment and systems:

  • Graco Airless Paint Sprayers
  • Graco Protective Coating Systems
  • Graco Polyurea and Foam Spray Systems
  • High-Pressure Hose Assemblies requiring 1/2" NPT connections

Product Details

Part Number 158491
Part Type Nipple Fitting
Thread Type 1/2" NPT (Male x Male)
Max Working Pressure Up to 6,700 PSI
Material High-strength metal alloy
Brand Graco
Application Connects high-pressure hoses and components for paint, coating, or fluid transfer systems

Key Features

  • Genuine Graco OEM fitting for reliable performance
  • 1/2" NPT male threads on both ends for secure hose connections
  • Supports high-pressure systems up to 6,700 PSI
  • Durable construction suitable for industrial and professional use
  • Ideal for paint, coating, and material transfer setups

Question Answer
What is the Graco 158491 Nipple Fitting used for? It connects two 1/2-inch NPT hoses in Graco spray or pump systems for secure, leak-free performance.
Is it compatible with all Graco sprayers? It fits any Graco sprayer or pump system that uses 1/2" NPT high-pressure connections.
What is the maximum pressure rating? It supports pressures up to approximately 6,700 PSI.
What material is it made from? Constructed from durable, corrosion-resistant metal alloy for long-lasting use in demanding environments.
Can it be used for non-Graco systems? Yes, as long as the system requires a 1/2" NPT male-to-male connection within the same pressure range.

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