Pentair 3/4″ PS-851 Shaft Seal | Model 37400-0027S

Product Overview

As a retailer of hot tub spare parts, I supply this specialized PS-851 shaft seal designed for 3/4″ Pentair pump applications. This professional-grade seal features a distinctive carbon ring construction and Buna elastomer, engineered for enhanced performance compared to standard PS-201 configurations.

Key Features and Benefits

• Premium carbon ring construction
• Precision 3/4″ shaft design
• Quality Buna elastomer components
• Advanced sealing technology
• Stainless steel spring assembly
• Superior wear characteristics
• Enhanced durability

Technical Specifications

Installation and Maintenance

Professional installation ensures optimal seal performance. The ceramic mating ring must be installed with uniform pressure, and the carbon ring face must be thoroughly cleaned before assembly. Proper alignment is crucial for maximum seal life.

Compatibility

Engineered for use with:

• Pentair 3/4″ shaft pumps
• Professional installations
• Heavy-duty applications
• Commercial systems

Performance Features

Designed to deliver:

• Enhanced sealing efficiency
• Superior wear resistance
• Improved durability
• Consistent performance
• Extended service life
• Professional-grade reliability

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