SILK presents the OEM Direct Replacement Excavator Air Filter, manufactured to exact ERPILLAR specifications for 320D, 323D, 329D, and 336D series excavators. Every filter is produced on multi-station continuous molds, ensuring dimensional accuracy within ±0.1mm tolerance for guaranteed drop-in installation.
Produced using the same multi-station continuous mold process trusted by major OEMs. Single-component molds ensure tight dimensional tolerances and batch-to-batch consistency.
Equivalent to ERPILLAR OEM part numbers 252-5001, 457-8206, and 520-6407 across multiple excavator series.
Every filter undergoes flow bench testing and bubble-point testing to verify filtration performance meets or exceeds OEM specifications before shipment.
| Parameter | Specification |
|---|---|
| Compatible Models | ERPILLAR 320D, 323D, 329D, 336D Series |
| OEM Cross-Reference | 252-5001, 457-8206, 520-6407 |
| Material | 304 Stainless Steel Mesh + Imported Filter Paper |
| Dimensional Tolerance | ±0.1mm |
| Quality Testing | Flow Bench + Bubble Point Test |
Contact SILK for OEM replacement filters tailored to your equipment fleet. Bulk pricing available.