Graco 158483 Plunger Valve Seat

Graco 158483 Plunger Valve Seat Information

Compatible Machines

• Graco Automatic Pressure Control Systems
• Graco Industrial Fluid Handling Equipment
• Graco Paint Sprayers using Plunger Valve Assembly 158482 or 158484
• Graco Hydraulic and Pneumatic Valve Assemblies using Seat 158483

Product Overview

The Graco 158483 Plunger Valve Seat is a precision-engineered component built for Graco plunger valve assemblies. It provides the essential sealing surface that ensures consistent pressure regulation and leak-free performance within high-pressure systems.

Designed from high-strength materials, it offers long-term durability against wear, corrosion, and chemical exposure. This seat plays a key role in maintaining stable fluid control and performance across Graco’s industrial applications.

Key Specifications

Usage Recommendations

• Verify the part number in your Graco equipment’s service manual before ordering.
• Replace when signs of wear, pitting, or leakage appear around the plunger assembly.
• Use with matching Graco valve stem and plunger components for best sealing results.
• Follow manufacturer torque specifications during installation to avoid seat damage.

Frequently Asked Questions