Johnson Water Pump F4 Flexible Impeller Nitrile 09-810B-9 Jabsco  653-0001

F4 Flexible Impeller for Johnson, for Jabsco

This F4 Flexible Impeller for Johnson and for Jabsco is a replacement water pump impeller for marine and industrial pumps, with OEM cross-reference 09-810B-9 and 653-0001.

Overview

The F4 Flexible Impeller is a nitrile rubber replacement impeller built for Johnson water pumps and for Jabsco pump systems. It delivers consistent coolant flow and crosses to OEM 09-810B-9 and 653-0001. This F4 Flexible Impeller suits boat engines, generator sets, and other raw-water cooling applications.

Built For Performance

• Durable nitrile rubber construction resists wear and flex fatigue.
• Flexible impeller blades move water efficiently through the pump housing.
• Replaces OEM cross-reference numbers 09-810B-9 and 653-0001.
• Designed for Johnson and for Jabsco F4 pump configurations.
• Precision molded for consistent clearance and flow.

On-The-Job Use

• Use in raw-water cooling systems for marine engines.
• Use for generator set cooling pumps.
• Use when servicing water pumps built for Johnson F4 models.
• Keep as a spare for Johnson and for Jabsco pump systems.

Specs At A Glance

Good To Know

Q: How do I confirm this F4 Flexible Impeller fits my pump? A: Check the model number on your pump if it is for Johnson or for Jabsco, and compare it with the OEM cross-reference numbers before ordering.

Q: What should I inspect during installation? A: Examine the pump shaft and housing for scoring or debris, and align the impeller blades with the pump cam before reassembly.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.