Generic Pump Seal PS-3865R

PS-3865R Viton Professional Hot Tub Pump Seal

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Specialized Salt/Ozone Compatible Seal for 5/8″ Applications

We supply the PS-3865R – a premium Viton mechanical seal specifically engineered for salt water and ozone system compatibility.

Product Overview

The PS-3865R features advanced Viton elastomer construction, specifically designed to withstand the demanding conditions of salt water and ozone-treated systems. This specialized seal provides superior chemical resistance and extended durability.

Key Features

• Viton elastomer construction
• Salt system compatible
• Ozone system resistant
• Professional-grade design
• Enhanced chemical resistance
• Extended service life
• Self-adjusting mechanism
• Superior durability

Performance Benefits

• Outstanding chemical resistance
• Extended seal longevity
• Consistent performance
• Reliable sealing action
• Enhanced durability

Technical Specifications

Specification	Detail
Model Number	PS-3865R
Shaft Size	5/8 inch
Seal OD	1.437 inch
Seat OD	1.250 inch
Elastomer Material	Viton
Special Rating	Salt/Ozone Compatible
Application	Hot Tub/Spa Pumps
Type	Mechanical Spring Seal
Face Material	Carbon/Ceramic
Spring Material	Stainless Steel
SKU	PS-3865R

Installation Features

Engineered for professional service:

• Precise dimensional control
• Self-aligning design
• Installation indicators
• Universal compatibility
• Professional installation

Material Properties

Constructed with:

• Superior chemical resistance
• Salt system compatibility
• Ozone resistance
• Temperature stability
• Premium Viton components

Application Uses

Specifically designed for:

• Salt water systems
• Ozone-treated spas
• Harsh chemical environments
• 5/8″ shaft applications
• Professional installations

Technical Considerations

Installation requirements:

• Chemical compatibility verification
• Proper alignment
• Correct orientation
• Complete seating
• Appropriate lubrication

The PS-3865R pump seal represents specialized sealing technology for demanding chemical environments. Its Viton construction and salt/ozone compatibility make it ideal for modern water treatment systems. The combination of chemical resistance and precision engineering ensures reliable performance in challenging hot tub applications.

Alternate Part Numbers

 

• 1-05-0453
• PS-1000
• PS3865 (US
• Seal)
• 5250-225
• 35-123-1048