Atlas Copco Screw Air Compressor Parts Air End C55 1616753590 1616753580

Atlas Copco C55 airend for oil-injected screw compressors, designed for higher airflow demand, continuous operation, and balanced compression efficiency.

Application

Screw Air Compressor

Material

Stainless Steel

Category: Tag:
Description

The C55 airend is developed for Atlas Copco screw compressors operating in medium to higher capacity ranges, where long duty cycles, stable output, and thermal control are critical.

Compared with smaller airend models, the C55 focuses on maintaining compression efficiency under sustained load, making it suitable for production environments where compressors run for extended periods with minimal interruption.

Designed for Continuous Industrial Duty

The C55 airend is engineered to support continuous operation commonly seen in factories, processing plants, and centralized compressed air systems. Its internal structure is optimized to handle prolonged compression cycles while maintaining consistent pressure delivery.

This makes the C55 particularly suitable for installations where compressor downtime directly impacts production efficiency.

Optimized Compression Volume & Airflow Stability

With a larger effective compression chamber, the C55 airend delivers higher and more stable airflow compared to smaller units. The internal compression ratio is carefully balanced to reduce re-compression losses while maintaining smooth pressure buildup.

This design helps minimize pressure fluctuation across the system, improving downstream equipment performance and reducing energy waste.

Structural Rigidity & Load Distribution

The housing and internal layout of the C55 airend are designed to distribute mechanical and thermal loads evenly during operation. This structural rigidity helps maintain alignment between rotating components even under higher torque conditions.

As a result, vibration is controlled, mechanical stress is reduced, and overall operational stability is improved over long service intervals.

OEM Reference & Compatibility

  • Airend Model: C55
  • OEM Part Numbers: 1616753590 / 1616753580

Designed for direct replacement and system compatibility with Atlas Copco oil-injected screw compressors using the C55 configuration.

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.​

Bearing Configuration for Extended Service Life

The C55 airend uses a bearing arrangement selected for higher axial and radial loads typically generated in larger airends. This configuration supports stable rotor positioning, helping prevent premature wear and performance degradation.

By maintaining precise internal alignment, the airend preserves efficiency throughout its operating life.

Thermal Balance & Oil Cooling Performance

In oil-injected systems, thermal stability plays a key role in maintaining compression efficiency. The C55 airend features internal oil flow paths designed to promote uniform cooling across the compression chamber.

Effective oil circulation reduces temperature gradients, supports sealing efficiency, and protects internal components from heat-related fatigue during long operating cycles.

Manufacturing Accuracy & Quality Control

All critical surfaces of the C55 airend are precision-machined to meet tight dimensional tolerances. Controlled assembly procedures ensure correct internal clearances and reliable sealing performance.

Each unit is manufactured to OEM-equivalent standards, ensuring consistency in performance, fitment, and long-term reliability.

Typical Applications

The Atlas Copco C55 airend is widely used in screw compressors serving:

  • Industrial production lines
  • Manufacturing and assembly plants
  • Centralized compressed air stations
  • Facilities requiring stable air supply under continuous load

Its performance characteristics make it suitable for systems where airflow demand remains high and consistent.

Maintenance Considerations

To ensure optimal performance, proper oil quality, filtration efficiency, and operating temperature should be maintained at system level. Stable operating conditions help preserve internal clearances and extend bearing life.

Replacing a fatigued airend with a properly matched C55 unit can significantly improve airflow stability and energy efficiency.

Why Choose the C55 Airend

The C55 airend is built for applications where capacity, stability, and endurance matter. Its design supports reliable compression under continuous operation, helping reduce downtime and maintain consistent compressed air supply in demanding industrial environments.

Shipping and Delivery

MAECENAS IACULIS

Vestibulum curae torquent diam diam commodo parturient penatibus nunc dui adipiscing convallis bulum parturient suspendisse parturient a.Parturient in parturient scelerisque nibh lectus quam a natoque adipiscing a vestibulum hendrerit et pharetra fames nunc natoque dui.

ADIPISCING CONVALLIS BULUM

  • Vestibulum penatibus nunc dui adipiscing convallis bulum parturient suspendisse.
  • Abitur parturient praesent lectus quam a natoque adipiscing a vestibulum hendre.
  • Diam parturient dictumst parturient scelerisque nibh lectus.

Scelerisque adipiscing bibendum sem vestibulum et in a a a purus lectus faucibus lobortis tincidunt purus lectus nisl class eros.Condimentum a et ullamcorper dictumst mus et tristique elementum nam inceptos hac parturient scelerisque vestibulum amet elit ut volutpat.