Product Introduction
The AF55015 air filter is a rectangular Direct Flow primary filter designed to protect heavy-duty diesel engines from dust, sand and other airborne contaminants. Its high-capacity pleated media provides a large filtration area while maintaining stable intake airflow.
The reinforced frame supports the filter media under vibration and demanding operating conditions. AF55015 is commonly used in construction machinery, cranes, road equipment and industrial diesel engines.
- Product Name: Primary Engine Air Filter
- Product Code: AF55015
- Filter Design: Rectangular Direct Flow
- Application: Heavy-duty diesel engine air intake
- Main Reference: Cummins 5261250
- Supply Type: Aftermarket replacement
- Packaging: Neutral or customized packaging
Product Specifications
| Item | Specification |
|---|---|
| Product Code | AF55015 |
| Product Type | Primary air filter |
| Filter Design | Rectangular Direct Flow element |
| Overall Height | Approx. 356.1 mm |
| Length | Approx. 277.7 mm |
| Width | Approx. 282.1 mm |
| Main Reference | Cummins 5261250 |
| Recommended Secondary Filter | AF55309 |
| Application | Heavy-duty diesel engines |
| Supply Market | Aftermarket replacement |
| Order Type | Wholesale and bulk supply |
Applications
- Heavy-duty construction machinery
- Excavators and wheel loaders
- Rough-terrain cranes
- Road milling and paving equipment
- Agricultural machinery
- Industrial diesel engines
Key Features of AF55015 Air Filter
- High-efficiency dust and particle capture
- Large pleated filtration area
- Stable airflow with low intake restriction
- Compact rectangular Direct Flow design
- Strong frame for vibration resistance
- High dust-holding capacity
- Helps protect pistons, cylinders and turbochargers
Product Case
A construction-equipment fleet operated excavators and cranes in a dusty job-site environment. The original primary filters accumulated heavy dust, increasing air-intake restriction and affecting engine performance.
During scheduled maintenance, the filters were replaced with compatible AF55015 primary air filters. The new elements restored stable airflow, improved dust control and supported more reliable engine operation. Regular inspection and timely replacement also helped reduce unexpected downtime.
