The Cummins QSB 5.9 Raw Water Pump Impeller is a marine-grade component designed for efficient cooling system performance.

It ensures reliable water circulation to prevent engine overheating in marine applications.

Made from durable materials, it resists wear and corrosion in saltwater environments.

The Cummins QSB 5.9 Raw Water Pump Impeller specifications and technical properties are as follows:

Size: Typically 4.5 inches in diameter (varies by model).

Grade: Marine-grade impeller designed for raw water applications.

Viscosity: Compatible with water and light marine fluids (no specific viscosity rating).

Buoyancy: Not applicable (non-buoyant material).

Material: Nitrile rubber (NBR) or neoprene for corrosion and wear resistance.

Compatibility: Designed for use with Cummins QSB 5.9 marine engines.

Operating Temperature: -20°F to 180°F (-29°C to 82°C).

Pressure Rating: Suitable for standard raw water pump pressures (typically under 15 psi).

Rotation: Clockwise or counterclockwise (model-dependent).

Hub Type: Keyed or splined for secure shaft attachment.