3/4″ Buna-N PS-201 Shaft Seal | Model AS-1521

Product Overview

As a retailer of hot tub spare parts, I supply this professional-grade shaft seal featuring Buna-N elastomer construction for 3/4″ pump shafts. This seal is engineered to PS-201 specifications, providing reliable sealing performance in demanding pool and spa applications.

Key Features and Benefits

• Precision 3/4″ shaft design
• High-quality Buna-N elastomer
• PS-201 performance standard
• Enhanced spring assembly
• Improved seal geometry
• Optimized wear resistance
• Professional-grade construction

Technical Specifications

Installation and Maintenance

Professional installation ensures optimal performance. The ceramic seat must be installed with uniform pressure, and both sealing faces must be thoroughly cleaned before assembly. Proper shaft preparation and alignment are essential for maximum seal life.

Compatibility

Engineered for use with:

• 3/4″ pump shafts
• Standard pump configurations
• Medium-duty applications
• Common pool equipment

Performance Features

Designed to deliver:

• Reliable sealing force
• Good chemical resistance
• Enhanced durability
• Consistent performance
• Extended service life
• Smooth operation

Note: Always verify shaft dimensions and seal compatibility with your specific pump model before installation