Description
Pentair Shaft Seal 5/8″ Buna-N Type 6W | U109-6B
Pentair U109-6B 5/8″ shaft seal with Buna-N elastomer. OEM seal for J Series and compatible pumps. Prevents leaks and protects motor.
Features
- Fits 5/8″ shaft pool pump motors.
- Buna-N elastomer for chemical resistance.
- Prevents water leakage into motor assembly.
- Designed for Pentair Sta-Rite J Series pumps.
- OEM replacement for exact compatibility.
Description
The Pentair U109-6B shaft seal is designed to prevent water from leaking along the motor shaft in compatible pool pumps. It protects the motor from water intrusion and damage.
This seal features a Buna-N elastomer construction and is sized for 5/8″ shaft applications. It is commonly used in Sta-Rite J Series and similar Pentair pump systems.
Replacing a worn shaft seal restores proper sealing performance and helps extend the life of your pump.
Pro Tip
Always install a new shaft seal when replacing an impeller or motor to prevent leaks and ensure proper operation.
Installation Tips
Disconnect power before servicing. Avoid touching seal faces with bare hands. Ensure clean surfaces and proper alignment during installation.
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