Technical Specifications: Premium Heavy-Duty Hydraulic Reservoir Air Breather Filter Element (14596399 / VOE14596399)Premium Heavy‑Duty Hydraulic Reservoir Air Breather Filter Element (14596399 / VOE14596399) — Hydraulic Tank Venting Protection Solution
Our Premium Heavy‑Duty Hydraulic Reservoir Air Breather Filter Element (Part Number: 14596399 / VOE14596399) is a high‑efficiency vent filter for hydraulic oil tanks. As hydraulic cylinders extend and retract, the tank inhales and exhales air continuously. Installed inside the filler cap breather assembly, this element filters out dust, silica particles and moisture from incoming air, protecting hydraulic oil from contamination, preventing oil foaming, and extending service life of hydraulic pumps and control valves.
Core Technical Advantages
Hydrophobic Microporous Cellulose Filter Media: Resin‑impregnated fiber layers repel water mist and rainwater while providing high‑efficiency dust filtration.
High‑Flow Pleated Structure: Optimized pleated design enables fast air exchange with low pressure drop, maintaining stable internal tank pressure.
Corrosion‑Resistant Reinforced Inner Frame: Zinc‑plated perforated steel support cage prevents pleat deformation under bidirectional air pressure fluctuations.
High‑Temperature Elastic Sealing System: Polyurethane or rubber sealing washers ensure airtight installation, forcing all air to pass through filter media.
Technical Specifications
| Engineering Parameter | Technical Data / Specification Details |
|---|
| OEM Part Number | 14596399 / VOE14596399 |
| Component Type | Hydraulic Reservoir Air Breather Vent Filter Element |
| Filter Media | High‑efficiency moisture‑resistant microporous cellulose |
| Support Structure | Zinc‑plated corrosion‑resistant perforated steel inner skeleton |
| Flow Characteristic | High‑flow air exchange with low‑pressure‑drop design |
| Compatible Fluid Type | Mineral‑based and synthetic industrial hydraulic oil |
Master Application Fleet Guide
1) VOLVO B‑Series Crawler Excavators:
Main application models: EC210B, EC240B, EC200B
2) VOLVO D‑Series Excavators:
EC200D, EC210D, EC250D and other medium‑large hydraulic excavators
Procurement & Service Recommendation
The breather filter is a critical low‑cost contamination‑preventing part. It is recommended to be replaced together with main pumps, swing motors and pilot filters to keep the hydraulic system clean. It can be bundled in 1000‑hour maintenance kits for long‑term customer retention.
Typical Failure Symptoms of Blocked Breather
• Hydraulic pump cavitation and abnormal noise caused by tank vacuum
• Oil leakage or tank weld cracking due to excessive internal pressure
• Accelerated oil deterioration and control‑valve jamming from dust‑contaminated oil
Installation & Maintenance Guidelines
Inspect every 250 hours and replace every 500–1000 hours, or immediately in high‑dust environments. Do not clean with compressed air or solvent, which will damage the hydrophobic coating. Release tank pressure before disassembly, install new sealing gaskets and hand‑tighten only. Verify machine Serial Number (S/N) for correct thread matching prior to bulk ordering.
Global Brand Cross-Reference Matrix
| Brand | Cross‑Reference Part Numbers |
|---|
| VOLVO OEM Current Part | 14596399 / VOE14596399 |
| Function Description | Hydraulic reservoir pressure‑equalizing air breather core |
Commercial Inquiry & Global Logistics:Supplier: Xuzhou Sinoswift Import & Export Co., Ltd.
Contact: +86 13701956981
Email:
[email protected]Logistics: Global Sea Freight and Fast‑Track Industrial Express Ready
All manufacturer names, model series and part numbers are used for identification purposes only. This air breather filter element is engineered for VOLVO heavy‑duty excavator hydraulic systems. For custom micron ratings or special thread configurations, please consult our technical team for tailored solutions.
