High Filtration Efficiency Engine Air Filter for CAT 320 323 Excavator with Long Service Life and Precise Fit

Engine Air filter 479-8991 4798991 Air filter for CAT 320 323 Excavator Engine Parts

Specification

Description

This engine air filter (model 479-8991 / 4798991) is a core filtration component specifically designed for engines in 320, 323, and other excavator models. It utilizes high-efficiency filtration materials and a precision-engineered structure to effectively capture dust, sand particles, and other contaminants from the intake air, providing a clean environment for the engine and ensuring stable operation of the powertrain.

Advantage

High Filtration Efficiency: Multi-layer composite filter media maintains exceptional filtration efficiency even in high-dust operating conditions, significantly reducing wear on critical engine components such as cylinders and pistons.
Long Service Life: Optimized filter media structure and dust-holding capacity extend replacement intervals, minimizing downtime and increasing equipment availability.
Precise Fit: Manufactured to strict original specifications, it ensures a perfect match with the engine's air intake system, enabling easy installation and reliable sealing to prevent unfiltered air from entering.
Stable and Reliable: The filter media and housing maintain consistent performance under extreme temperatures, humidity, and vibration, guaranteeing the engine always receives an adequate supply of clean intake air.

Performance

Filtration Efficiency: ≥99.9% (for particles ≥2μm)
Initial Pressure Drop: ≤2.5 kPa
Dust Holding Capacity: ≥450 g
Operating Temperature Range: -30°C to +120°C
Compatible Models: 320, 323, and other excavator engine models

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