Hayward Northstar OEM Shaft Seal | Model SPX4000SA2

Product Overview

As a retailer of hot tub spare parts, I supply this premium OEM shaft seal designed specifically for Hayward Northstar pumps. This 3/4″ seal features high-quality Buna construction and is precision-engineered to meet exact OEM specifications for optimal performance.

Key Features and Benefits

• Genuine Hayward OEM component
• Precision 3/4″ shaft design
• Premium Buna elastomer
• Northstar-specific engineering
• Enhanced sealing geometry
• Professional-grade construction
• Maximum reliability design

Technical Specifications

Installation and Maintenance

Professional installation ensures optimal seal performance. The ceramic seat requires careful handling during installation, and both sealing faces must be thoroughly cleaned before assembly. Proper alignment is crucial for maximum service life.

Compatibility

Specifically designed for:

• Hayward Northstar pumps
• 3/4″ shaft configurations
• Commercial applications
• High-performance systems

Performance Features

Engineered to deliver:

• OEM-specified performance
• Superior pressure handling
• Enhanced durability
• Consistent sealing force
• Extended service life
• Maximum reliability

Note: Always verify seal compatibility with your specific Hayward Northstar pump model before installation