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Graco 24R790 Prime Valve Kit for S90

The Graco 24R790 Kit, Valve Prime S90 is an OEM replacement prime valve kit designed to service and restore proper valve function in compatible Graco line marking equipment.

Essential for maintaining reliable fluid prime performance and consistent pump pressure during operation in your machine.

  • OEM Graco part for exact fit
  • Replaces worn or leaking prime valves
  • Improves pressure maintenance
  • Designed for professional field marking use
  • Helps reduce downtime from valve failure
  • Ensures continued machine performance

Retail Price: $72.5
You save: $5.51 (7.60%)
Our Price: $66.99
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Replacement Valve Prime Kit for FieldLazer S90

Compatible Machines

  • Graco FieldLazer S90 Airless Field Striper

Product Overview

The Graco 24R790 Kit, Valve Prime S90 is a genuine OEM replacement valve kit designed to maintain proper prime valve function in compatible Graco machines. Prime valves can wear over time, leading to leaks and reduced pump pressure.

Key Features

  • OEM quality Graco prime valve kit for correct fit
  • Replaces worn or leaking prime valve components
  • Ensures efficient paint and fluid flow
  • Improves pump performance and consistency

Application Details

This kit is intended for use in Graco machines where the 24R790 prime valve kit is specified in the parts diagram—particularly the FieldLazer S90 line marking system. Always match your part number with your machine’s parts list before purchase.

Technical Specifications

Part Number 24R790
Kit Type Valve Prime Replacement Kit
Brand Graco
Application FieldLazer S90 Prime Valve Service
Condition OEM / New

Installation Guidance

Have a qualified technician install this valve kit according to your machine’s service manual. Ensure the system is depressurized and clean before installation to prevent contamination.

Frequently Asked Questions

It is a replacement valve prime kit designed to service worn prime valve components in compatible Graco machines.

This kit is commonly used in the Graco FieldLazer S90 Airless Field Striper, as specified in OEM parts listings.

Yes, the Graco 24R790 kit is a genuine OEM replacement part built to Graco’s specifications.

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