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Graco 234830 Needle and Nozzle Kit .042

The Graco 234830 Needle and Nozzle Kit .042 is a genuine replacement set designed to restore accurate fluid control and consistent spray performance in compatible Graco spray guns.

  • • .042 inch precision orifice for controlled material flow
  • • Includes matched needle and nozzle
  • • Helps improve atomizatio

$454.79
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Compatible Machines

The Graco 234830 Needle and Nozzle Kit .042 is designed for use with specific Graco spray guns that support interchangeable needle and nozzle assemblies.

  • • Graco Delta Spray Guns (manual configurations)
  • • Graco Delta Automatic Spray Guns
  • • Graco Pressure Feed Spray Guns using .042 needle/nozzle sets
  • • Selected Graco industrial spray guns that specify a .042 fluid orifice

Graco 234830 Needle and Nozzle Kit .042 Overview

The Graco 234830 Needle and Nozzle Kit .042 is a genuine replacement component used in Graco spray guns to control fluid flow and spray pattern accuracy. This kit includes a matched needle and nozzle with a precise .042-inch orifice, ensuring consistent atomization and reliable coating performance.

This kit is commonly used in industrial, automotive, and finishing applications where controlled material delivery and smooth spray patterns are essential. Replacing worn needle and nozzle components helps restore proper spray performance and reduces material waste.


Key Features

Part Number 234830
Orifice Size .042 inch
Component Type Needle and Nozzle Kit
Material Application Paints, coatings, finishes
Manufacturer Graco

Why Replace the Needle and Nozzle?

  • • Restores accurate spray pattern and fluid control
  • • Helps prevent dripping, spitting, or uneven atomization
  • • Reduces material waste and overspray
  • • Maintains optimal performance of your spray gun

Frequently Asked Questions

The .042 size refers to the diameter of the nozzle orifice in inches. It determines the amount of material flow and spray pattern produced by the spray gun.

Yes, the Graco 234830 is an original manufacturer replacement needle and nozzle kit designed to meet Graco specifications.

Always check your spray gun’s parts manual or model number to confirm it supports a .042 needle and nozzle kit before installation.

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