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Graco 117433 Limit Valve

The Graco 117433 Limit Valve provides precise pressure control and protects your sprayer system from overpressure situations.

  • Fits models: Mark V, Mark X, ProX19, XP70
  • Maximum pressure: 5800 psi
  • Stainless steel construction for durability
  • Pilot-operated for accurate pressure cutoff

$455.24
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Graco 117433 Limit Valve Overview

Compatible Machines

  • Graco Mark V
  • Graco Mark X
  • Graco ProX19
  • Graco XP70

Product Specifications

Brand Graco
Part Number 117433
Type Limit Valve
Material 316 Stainless Steel with Hardened Stainless Poppet
Maximum Pressure 5800 psi (400 bar)
Flow Capacity Up to 4 GPM at nominal pressure
Seals PTFE backup rings and Nitrile O-rings
Port Threads BSPP standards

Key Features

  • Pilot-operated design for precise pressure cutoff
  • Corrosion-resistant stainless steel for long service life
  • Reduces overspray and pump cavitation
  • Supports inline high-pressure filtration
  • Quick-disconnect fittings for easy diagnostics
  • Minimal downtime during retrofits or maintenance

Usage & Maintenance

The Graco 117433 Limit Valve ensures stable pressure in high-pressure fluid systems. Regular inspection, cleaning of the pilot orifice, and scheduled O-ring replacement are recommended to maintain peak performance. Field calibration can be performed using portable pressure transducers.

Frequently Asked Questions

The valve is rated for a maximum operating pressure of 5800 psi (400 bar).

Compatible with Graco Mark V, Mark X, ProX19, and XP70 sprayer models.

Clean the pilot orifice, inspect the spring preload, and replace O-rings after one million cycles or 1,000 operating hours.

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