Atlas Copco Screw Air Compressor Airend C40 Replacement 1616710380 1616710390
Atlas Copco C40 screw compressor airend designed for oil-injected systems, offering stable airflow output, precise internal clearances, and reliable long-term operation.
| Application |
Screw Air Compressor |
|---|---|
| Material |
Stainless Steel |
The C40 airend is a core compression unit used in Atlas Copco screw air compressors. As the heart of the compressor system, it directly determines airflow stability, compression efficiency, and overall machine reliability.
Models 1616710380 and 1616710390 are engineered to meet demanding industrial operating conditions, providing consistent compressed air output while maintaining low internal losses and mechanical stress.
Role of the Airend in Screw Compressors
In oil-injected screw compressors, the airend integrates the compression chamber, rotor pair, bearing system, and sealing interfaces into a single precision assembly. The C40 airend compresses intake air through synchronized male and female rotors, with injected oil providing sealing, cooling, and lubrication throughout the compression process.
This design ensures continuous airflow with minimal pulsation, making it suitable for applications requiring stable pressure and uninterrupted operation.
Rotor Design & Compression Efficiency
The C40 airend features a precision-machined rotor profile optimized for volumetric efficiency and reduced internal leakage. Tight rotor clearances are maintained under operating temperature to ensure effective compression without excessive friction.
The optimized rotor geometry helps achieve smooth airflow delivery while minimizing energy loss, contributing to lower power consumption per cubic meter of compressed air.
Bearing System & Mechanical Stability
High-load bearings are used to support axial and radial forces generated during compression. The bearing arrangement is designed to maintain rotor alignment under continuous duty cycles, reducing vibration and mechanical fatigue.
This robust internal structure helps extend service intervals and supports long-term stable operation in industrial environments.
OEM Reference & Compatibility
- Airend Model: C40
- OEM Part Numbers: 1616710380 / 1616710390
Manufactured to OEM-equivalent specifications, ensuring correct fitment, mounting alignment, and operational compatibility.
| Airend/Rotor/Head PN | |||||||
|---|---|---|---|---|---|---|---|
| 1616578982 | 1616578992 | 1616671280 | 1616671290 | 1616740881 | 1616740891 | 1616740980 | 1616740990 |
| 1616714692 | 1616714682 | 1616714683 | 1616714693 | 1616714680 | 1616714690 | 1616725781 | 1616725791 |
| 1616651280 | 1616651283 | 1616725681 | 1616725691 | 1616528850 1616528880 |
1616635681 | 1616635682 | 1616590481 |
| 1616590482 | 1616590483 | 1616734580 | 1616734581 | 1616734591 | 1616734582 | 1616734592 | 1616740881 |
| 1616626081 | 1616738280 | 1616630581 | 1616630582 | 1616692580 | 2236050200 | 2236050100 | 1616710380 1616710390 |
| 1616657583 | 1616657580 | 1616580381 | 1616580382 | 1616646680 | 2989015800 | 1616761280 | 1616761290 |
| 1616646680 | 2989015800 | 1616757580 | 1616757590 | 1616754080 | 1616754090 | 1616585181 | 1616747281 |
Contact our technical team with your equipment’s brand and model for a free adapter compatibility check.
Materials & Manufacturing Quality
The C40 airend housing and internal components are manufactured from high-strength alloys to withstand internal pressure, thermal expansion, and mechanical stress. Precision CNC machining and controlled assembly processes ensure consistent quality and reliable performance.
Surface treatments and dimensional accuracy play a critical role in maintaining oil sealing performance and minimizing wear over extended operating periods.
Thermal Management & Oil Interaction
Efficient oil distribution within the airend supports heat dissipation during compression. The internal oil pathways are designed to ensure even cooling across the rotor surfaces, preventing localized overheating and preserving compression efficiency.
Proper oil circulation also enhances sealing between rotors, improving overall pressure stability and system efficiency.
Maintenance & Service Considerations
Maintaining proper oil quality, filtration, and operating temperature is essential to maximize the service life of the airend. Regular system inspections and timely oil changes help preserve rotor clearances and bearing condition.
Replacing a worn or inefficient airend with a properly matched C40 unit can restore compressor performance and reduce long-term operating costs.
Why the C40 Airend Matters
As the core compression component, the airend defines the efficiency, reliability, and lifespan of a screw air compressor. Choosing a high-quality C40 airend ensures consistent output, reduced downtime, and dependable performance across demanding industrial applications.
MAECENAS IACULIS
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