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51018046002 Engine Breather Filter
High Efficiency Heavy Duty Crankcase Ventilation | Replacement for MAN & Liebherr
Oleophobic fiberglass media provides superior oil-gas separation to prevent carbon buildup.
Reinforced industrial-grade polymers and precision snap-lock caps for airtight sealing.
Engineered for MAN TGS/TGX heavy trucks and Liebherr HS8100HD crawler cranes.
04. Technical-Grade Engine Safeguard Solution
The high-torque demands of heavy-duty engines frequently lead to "Cold Start Fatigue" and excessive crankcase pressure, which are the primary drivers of "increasing maintenance costs." The 51018046002 Engine Breather Filter is a technical-grade solution designed to address these industrial pain points. Drawing on 15 years of technical expertise in heavy machinery filtration, this unit utilizes oleophobic fiberglass media to effectively intercept micron-level oil mist before it enters the combustion chamber.
Generic breather elements often fail under continuous high-temperature oil mist conditions, leading to seal leakage and turbocharger fouling. The 51018046002 Engine Breather Filter utilizes a low-backpressure design and heat-resistant housing to maintain a perfect system pressure balance. By reducing oil consumption and preventing particulate deposits in the air induction system, this high-efficiency replacement protects your high-value engine's volumetric efficiency and ensures long-term operational reliability in harsh environments.
05. Technical Specifications
| Parameter | Specification Detail |
|---|---|
| Model Number | 51018046002 Engine Breather Filter |
| Style | Heavy Duty Engine Breather / Oil-Gas Separator |
| Media Type | High-Efficiency Oleophobic Fiberglass |
| Micron Rating | Sub-micron Mist Separation |
| Operating Temp | -40°C to +150°C |
| Burst Pressure | Optimized for MAN/Liebherr Crankcase Tolerances |
| Sealing Type | High-Elasticity Internal Gasket |
* Data Protection: Exact dimensions are based on master molds; 2D/3D CAD drawings provided upon formal inquiry.
06. Primary Engineering Highlights
Oleophobic Media
High-density fiberglass captures oil aerosols while maintaining high air-flow breathability.
Snap-Lock Tech
Specialized end-cap geometry ensures a 100% secure seal, preventing bypass of blow-by gas.
Thermal Stability
Industrial-plastic housing resistant to embrittlement during extreme thermal cycles.
Zero-Emission
By optimizing separation, it prevents "Engine Dusting" and maintains a clean intake path.
07. Cross-Reference
"Eliminate abnormal downtime caused by OEM shortages."
- MAN: 51018046002
- Donaldson: X773027
- HiFi: SAO 5359
- SF FILTER: SOE 518
08. Key Advantages
- ✔ TCO Reduction: Prevents intake fouling and lowers operating costs.
- ✔ Resilience: Engineered for high-vibration construction environments.
- ✔ HPCR Protection: Protects high-pressure common rail components.
- ✔ Efficient Install: Modular design ensures rapid field replacement.
09. Global Compatibility Matrix
TGS Series (18.320–41.540) & TGX Series (18.360–41.540).
HS8100HD duty cycle crawler cranes for foundation handling.
10. Quality Assurance & Standards
Our 15-year pedigree ensures adherence to ISO 4548 and ISO 16889. Every 51018046002 filter undergoes a 12-Point QC Inspection for seal elasticity and flow resistance consistency.
11. Environment & Maintenance Schedule
Standard: 1,000–1,200 hrs | Severe Duty: 500–600 hrs.
⚠️ EXPERT PROHIBITION: Strictly forbid blowing out the element with compressed air. High-pressure air destroys the oleophobic fiber structure and the 99.9% separation rating.
12. Technical Expert Insights
"From a technical perspective, the 51018046002 acts as the engine's lung. In high-output MAN engines, our design ensures that recirculated blow-by gas remains within a tight Beta Ratio of purity, preventing 'gumming' of intake valves and ensuring the engine meets strict environmental restriction indices."
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