1616869381=1616869391 | ATLAS COPCO C142 M-11 AIR END

The Atlas Copco 1616869381 C142 M-11 Air End, with the corresponding order number 1616869391, serves as a critical compression component for compatible Atlas Copco mobile air compressors. This compressor element plays a central role in generating compressed air, supporting the stable operation of pneumatic equipment, and maintaining the overall performance of mobile compressor systems.

Product Introduction

Atlas Copco identifies part number 1616869381 as an OIS C142 M-11 component in its official PowerConnect equipment records. The manufacturer associates this part with equipment configurations such as the XAS 1800 CD8 FT4 and X-AIR970 10 UC PACE. These records provide valuable reference information for product identification and equipment compatibility verification.

The C142 M-11 air end belongs to the oil-injected screw compression technology family. This type of compressor element uses precision-engineered rotating screw components to compress air efficiently. During operation, the air end works together with the compressor drive system, lubrication circuit, cooling system, and air-oil separation components to deliver compressed air for demanding industrial and construction applications.

Atlas Copco designs mobile air compressors to support a wide range of applications, including construction projects, infrastructure development, mining operations, industrial maintenance, and pneumatic tool operation. A properly functioning air end helps the compressor maintain its intended air delivery performance and operating stability.

Our company supplies the Atlas Copco 1616869381 C142 M-11 Air End as a brand-new, genuine original product purchased from Atlas Copco (Shanghai) Trading Co., Ltd. We emphasize accurate part identification, reliable sourcing, and professional technical support to help customers select the appropriate compressor component for their equipment.

When customers need to replace a worn or damaged compressor element, they can use part number 1616869381 or order number 1616869391 as the primary reference. Before placing an order, customers should verify the compressor model, serial number, existing element identification, and applicable service documentation to ensure correct compatibility.

Product Specifications

The following technical information describes the Atlas Copco C142 M-11 Air End according to the supplied product data.

Technical Parameter	Product Details
Product Name	SERVICE ELEMENT, M-11
Part Number	1616869381
Order Number	1616869391
Air End Model	C142 M-11
Manufacturer	Atlas Copco
Supplier	Sichuan Sekes Mechanical And Electrical Technology Co., Ltd.
Product Condition	Brand New and Genuine Original
Procurement Source	Atlas Copco (Shanghai) Trading Co., Ltd.
Country of Origin	Belgium
Tariff Code	8414909090
Width	500 mm
Height	400 mm
Length	600 mm
Weight	203 kg
Unit Price	$4,000.00 excl. VAT

The product dimensions and weight help customers arrange transportation, warehouse storage, lifting equipment, and installation planning. Because the air end weighs approximately 203 kg, customers should prepare suitable lifting equipment and follow the manufacturer’s handling instructions during transportation and installation.

The listed price excludes VAT. Customers should confirm the final quotation, availability, shipping costs, delivery schedule, and applicable taxes before completing their purchase.

Product Advantages

Genuine Original Atlas Copco Product

The Atlas Copco 1616869381 C142 M-11 Air End comes from Atlas Copco (Shanghai) Trading Co., Ltd. as a brand-new, genuine original product. Customers can use the original part number to support identification and procurement verification.

Genuine original components help customers maintain the intended equipment configuration and reduce the risks associated with incorrect dimensions, incompatible mounting arrangements, or unsuitable internal specifications.

Precision Screw Compression Technology

The C142 M-11 air end uses an oil-injected screw compression principle. Precision-machined rotor profiles and carefully controlled internal clearances allow the compression element to perform its intended function.

The compressor element works within a coordinated mechanical system. Its performance depends on correct installation, proper lubrication, appropriate operating conditions, and regular maintenance.

Reliable Compressed Air Production

A properly maintained compressor element supports stable compressed air production. The air end compresses incoming air and supplies the downstream air treatment and delivery system.

When the compressor operates within its designed conditions, the air end can help maintain consistent pneumatic tool operation and support production requirements at construction or industrial sites.

Support for Mobile Compressor Applications

Mobile air compressors often operate in demanding environments. Construction sites, mining areas, and outdoor industrial locations may expose equipment to dust, vibration, temperature fluctuations, and changing workloads.

The C142 M-11 air end serves as a replacement component for compatible mobile compressor configurations. Customers should always confirm the exact application through the compressor serial number and official parts documentation.

Maintenance and Equipment Lifecycle Support

Replacing a worn air end can help customers restore the compressor’s intended compression function. Timely replacement also allows maintenance teams to address mechanical wear before it causes more extensive damage to related components.

Customers can combine air end replacement with a broader inspection of the lubrication system, cooling circuit, air-oil separator, filters, and drive components. This maintenance approach helps technicians identify additional problems and improve the overall reliability of the compressor.

Working Principle C142 M-11 Air End

The Atlas Copco C142 M-11 Air End uses the rotary screw compression principle. An oil-injected screw compressor typically contains two intermeshing rotors inside a precision-machined housing. The rotor profiles create compression chambers that change in volume as the rotors turn.

The following stages explain the general working principle of an oil-injected screw air end.

Air Intake

The compressor draws atmospheric air through the intake system. The intake filter removes airborne contaminants before the air enters the compression element.

Clean intake air helps protect the internal rotor surfaces and maintain the mechanical condition of the air end.

Air Trapping

The rotating screw elements create spaces between the rotors and the housing. These spaces capture incoming air and transport it along the rotor axis.

The rotor movement continuously carries the trapped air toward the discharge side of the compression chamber.

Air Compression

As the rotors rotate, the compression chamber volume decreases. The trapped air experiences increasing pressure as it moves through the element.

The air end converts the mechanical energy supplied by the compressor drive into compressed air energy.

Oil Injection and Lubrication

The oil-injected screw compression system introduces compressor oil into the compression chamber. The oil performs several important functions.

It lubricates the relevant moving components, helps seal internal clearances, and absorbs heat generated during compression.

The correct compressor oil and appropriate oil supply conditions play an important role in maintaining the air end’s operating performance.

Air and Oil Discharge

The compressed air and injected oil leave the compression element as an air-oil mixture. The downstream separator system removes most of the oil from the compressed air.

The lubrication circuit then manages the separated oil and returns it to the appropriate parts of the compressor system.

Cooling and Compressed Air Delivery

The compressor cooling system removes heat generated during operation. The system then delivers compressed air to the downstream equipment, air receiver, or pneumatic tools according to the compressor configuration.

This coordinated process allows the compressor to produce compressed air continuously when the equipment operates within its designed limits.

Important technical note: The explanation above describes the general working principle of oil-injected rotary screw compressor elements. Customers should consult the specific Atlas Copco service manual for the detailed internal construction, oil circuit, pressure limits, and operating parameters of the C142 M-11 model.

When Should You Replace the C142 M-11 Air End?

The compressor element does not follow the same replacement schedule as ordinary filters or routine service kits. Its replacement interval depends on operating hours, working conditions, lubrication quality, maintenance history, and the manufacturer’s recommendations.

Customers should consider air end replacement when they observe the following conditions.

Reduced Air Delivery

When the compressor fails to maintain its expected air output, technicians should investigate the intake system, separator, control system, and compression element.

Internal rotor wear or excessive clearance may reduce compression efficiency. If professional inspection confirms air end deterioration, replacement may provide the appropriate solution.

Abnormal Operating Noise or Vibration

Worn bearings, damaged rotor surfaces, mechanical misalignment, or internal component deterioration can cause unusual noise or vibration.

Technicians should stop the compressor when abnormal mechanical symptoms appear. They should identify the root cause before restarting the machine.

Excessive Operating Temperature

An air end may experience elevated temperatures because of inadequate lubrication, cooling problems, restricted airflow, or internal mechanical wear.

Technicians should inspect the entire lubrication and cooling system before deciding whether the compressor element requires replacement.

Increased Energy Consumption

A deteriorating compression element may require more mechanical power to achieve the required compressed air output.

If energy consumption increases without a corresponding change in workload, maintenance personnel should evaluate the compressor’s operating efficiency and mechanical condition.

Oil Leakage or Internal Damage

Oil leakage around the air end may indicate seal deterioration, damaged connections, or other mechanical issues. Internal rotor damage may also affect the compressor’s performance.

Technicians should determine whether the problem requires seal replacement, component repair, or complete air end replacement.

Manufacturer-Recommended Maintenance

Atlas Copco service documentation provides the appropriate maintenance recommendations for specific compressor models and configurations.

Customers should follow the prescribed inspection procedures and service intervals rather than relying on a universal replacement-hour estimate.

Installation Steps

The installation of the C142 M-11 air end requires professional mechanical knowledge, suitable lifting equipment, and access to the correct service documentation.

The following steps provide a general installation overview. Qualified technicians should follow the model-specific Atlas Copco service manual for detailed procedures.

Step 1: Confirm the Compressor Model

Before installation, technicians should verify the compressor model, serial number, existing air end part number, and replacement order number.

They should confirm that 1616869381 correspond to the required service element for the specific machine.

Step 2: Shut Down the Compressor

Technicians should stop the compressor and isolate all relevant energy sources.

They should allow the equipment to cool and release compressed air from the system according to the manufacturer’s safety procedures.

They must also prevent accidental engine starting or unexpected mechanical movement.

Step 3: Prepare the Installation Area

Technicians should clean the surrounding work area and prepare the required tools, lifting equipment, replacement seals, lubricants, and service components.

Because this product weighs 203 kg, technicians should use lifting equipment with adequate capacity and suitable lifting points.

Step 4: Remove the Existing Air End

Technicians should disconnect the relevant air lines, oil lines, drive connections, and mounting components according to the service manual.

They should carefully remove the existing compressor element and inspect the surrounding components for signs of damage, contamination, or excessive wear.

Step 5: Inspect Related Components

Before installing the replacement element, technicians should inspect the lubrication circuit, oil cooler, separator system, mounting surfaces, drive components, and relevant connections.

They should clean contaminated areas and replace damaged seals or components as required.

Step 6: Install the Replacement Air End

Technicians should position the new Atlas Copco C142 M-11 air end using suitable lifting equipment.

They should align the mounting interfaces and drive components carefully. They must use the specified fasteners and follow the manufacturer’s torque requirements.

Step 7: Reconnect the Lubrication and Air Systems

Technicians should reconnect all relevant pipes, hoses, fittings, and electrical connections according to the compressor configuration.

They should use the correct compressor oil and follow the specified lubrication and priming procedures.

Step 8: Perform Commissioning Checks

After installation, technicians should inspect all connections and verify that the system contains the correct oil level.

They should perform the prescribed initial start-up checks and monitor operating pressure, temperature, vibration, noise, and oil leakage.

Technicians should confirm that the compressor operates normally before returning it to regular service.

Safety reminder: Only qualified service personnel should perform air end replacement. Incorrect installation may damage the compressor or create serious safety risks.

Product Quality Assurance and Originality

The Atlas Copco 1616869381 C142 M-11 Air End that we supply is a brand-new, genuine original product purchased from Atlas Copco (Shanghai) Trading Co., Ltd.

We prioritize accurate product identification and reliable procurement channels. Our team uses the supplied part number, order number, equipment information, and relevant technical documentation to support customer purchasing decisions.

We can provide product identification and available procurement documentation for customer verification, subject to the documentation supplied with the order.

Customers should verify the product identification and applicable equipment details before installation. We encourage buyers to retain the purchase invoice, order confirmation, packaging identification, and maintenance records for future reference.

Our commitment to genuine original products, accurate technical information, and professional customer support helps customers make informed purchasing decisions.

Why Choose Us?

We supply this product as a brand-new, genuine original Atlas Copco component purchased from Atlas Copco (Shanghai) Trading Co., Ltd. We provide clear technical specifications and purchasing support to help customers source the correct part.

For a quotation or compatibility confirmation, customers can contact us with the part number 1616869381, order number 1616869391, compressor model, and machine serial number.

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