Graco 159340 Seal

Graco 159340 Seal: High-Performance Fluid Sealing

The Graco 159340 Seal is an OEM-grade component designed to maintain proper sealing in high-pressure pumps and airless sprayers. It prevents leaks, ensures consistent fluid flow, and supports long-lasting pump performance.

Compatible Machines

• Graco HD Series Pumps
• Graco GH Series Pumps
• Graco Airless Sprayers
• Graco Professional Coating Systems

Key Features

• Maintains pressurized fluid containment under high-load conditions
• Compact OEM design ensures precise fit and function
• Resistant to chemical and abrasion wear
• Supports pressures up to 3,500 psi
• Optimized for airless sprayer modules and high-solids coatings

Performance Metrics

Tested for long-term reliability, the 159340 Seal exhibits minimal leakage and robust elastomeric resilience, with service life exceeding 10,000 operational hours under proper installation and maintenance.

Installation & Maintenance

• Install with the lip side toward the pressurized chamber
• Apply a thin film of compatible lubricant during initial run-in
• Inspect periodically based on fluid viscosity and cycle frequency
• Replace with standardized 159340 Seal for rapid turnover and reliability

Frequently Asked Questions