4991867
Compressor Water Outlet Tube
Cummins®

The Air Compressor Bracket, identified by Part #4991867, is a component manufactured by Cummins, a well-established name in the commercial truck industry. This part plays a significant role in the structural and functional integrity of the air compressor system in commercial trucks. Cummins, known for its robust and reliable engine and component designs, ensures that this Cummins part is engineered to meet the demanding requirements of heavy-duty applications.

Purpose and Function

The Air Compressor Bracket serves as a mounting solution for the air compressor within a truck’s engine compartment. It secures the air compressor to the engine, allowing for efficient operation and integration within the vehicle’s air system. This bracket facilitates the proper alignment and stability of the compressor, which is vital for the consistent performance of the air system, including functions such as braking, suspension, and other pneumatic controls.

Key Features

The design and construction of the Air Compressor Bracket by Cummins incorporate several key features that enhance its functionality and durability. Crafted from high-strength materials, typically steel or cast iron, the bracket is designed to withstand the vibrations and stresses associated with heavy-duty truck operations. It features precise mounting points that ensure a secure fit and proper alignment of the air compressor. Additionally, the bracket may include provisions for vibration damping and thermal expansion, contributing to the overall stability and longevity of the compressor system.

Benefits

The Air Compressor Bracket offers several advantages that contribute to the efficient operation of the air compressor system. Its robust construction and secure mounting enhance the stability of the compressor, reducing the risk of misalignment or damage due to vibrations. The bracket’s design also contributes to the durability of the air compressor system, ensuring reliable performance over the vehicle’s lifespan. Furthermore, by providing a solid foundation for the compressor, the bracket plays a role in maintaining the efficiency of the air system, which is crucial for the safe and effective operation of the truck.

Installation and Compatibility

Proper installation of the Air Compressor Bracket is crucial for the optimal performance of the air compressor system. Installation guidelines typically recommend using the appropriate tools and following a specific procedure to ensure the bracket is securely mounted and properly aligned with the compressor and engine. Compatibility with various truck models and air compressor systems is a key consideration, ensuring that the bracket fits and functions correctly within the intended application.

Maintenance and Troubleshooting

To ensure the Air Compressor Bracket continues to perform effectively, regular maintenance is recommended. This includes inspecting the bracket for signs of wear, corrosion, or damage, and cleaning it to remove any debris or buildup that could affect its performance. Addressing common issues such as vibration or misalignment promptly can prevent more significant problems and ensure the longevity of the air compressor system.

Common Issues and Solutions

Common problems associated with the Air Compressor Bracket may include loosening of the mounting bolts, damage to the bracket itself, or misalignment of the compressor. Solutions to these issues involve tightening or replacing mounting bolts, repairing or replacing the bracket as necessary, and ensuring the compressor is properly aligned. Preventive measures, such as regular inspections and maintenance, can help avoid these issues and ensure the continued reliable operation of the air compressor system.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality, reliability, and performance in the commercial truck industry. The company’s product offerings include a wide range of engines and components designed to meet the needs of various applications, from heavy-duty trucks to industrial and marine uses. Cummins’ commitment to innovation, quality, and customer satisfaction has made it a trusted name in the industry.¹

Cummins Engine Compatibility with Air Compressor Bracket Part 4991867

The Cummins Air Compressor Bracket part number 4991867 is designed to fit a variety of Cummins engines, ensuring a secure and efficient mounting for the air compressor. This bracket is integral to the engine’s air intake system, providing the necessary support and alignment for optimal performance.

B6.7 Series Engines

The B6.7 series engines, including the B6.7 CM2670 B153B and B6.7 G CMOH6.0 B125, are compatible with the 4991867 bracket. These engines are known for their robust design and are often used in heavy-duty applications, requiring a reliable mounting solution for the air compressor.

ISB/ISD Series Engines

The ISB/ISD6.7 CM2150 SN engine is also compatible with the 4991867 bracket. This engine is part of the ISB/ISD series, which is widely used in various industries due to its durability and efficiency. The bracket ensures that the air compressor is properly aligned and secured, contributing to the engine’s overall performance.

ISBE Series Engines

The ISBE CM2150 and ISBE4 CM850 engines are designed to work with the 4991867 bracket. These engines are known for their high power output and reliability, making them suitable for demanding applications. The bracket’s design ensures that the air compressor is mounted correctly, enhancing the engine’s efficiency and longevity.

QSB6.7 Series Engines

The QSB6.7 CM850 (CM2850) engine is another model that fits the 4991867 bracket. This engine is part of the QSB series, which is known for its versatility and performance in various applications. The bracket’s role in securing the air compressor is crucial for maintaining the engine’s air intake system integrity.

By using the Cummins Air Compressor Bracket part number 4991867, these engines benefit from a reliable and efficient mounting solution, ensuring that the air compressor operates as intended and contributes to the engine’s overall performance.

Role of Part 4991867 Air Compressor Bracket in Engine Systems

The Part 4991867 Air Compressor Bracket is a key component in the arrangement of various engine systems, particularly those involving the compressor and coolant systems.

In compressor systems, the Air Compressor Bracket secures the air compressor to the engine, ensuring stability and proper alignment. This secure mounting is vital for the efficient operation of the compressor, which is responsible for compressing air to the required pressure levels for engine performance. The bracket’s design allows for minimal vibration transmission, which is important for the longevity and reliability of the compressor.

When it comes to coolant systems, the Air Compressor Bracket plays a supportive role by maintaining the structural integrity of the compressor. A stable compressor ensures that the coolant system operates without undue stress or strain, which could otherwise lead to leaks or inefficient cooling. The bracket helps in keeping the compressor in optimal position, allowing for efficient airflow and heat dissipation around the compressor and other nearby components.

Overall, the Part 4991867 Air Compressor Bracket is a key element in the effective and reliable operation of both compressor and coolant systems within engine arrangements.

Conclusion

The 4991867 Air Compressor Bracket is a critical component in the air compressor system of commercial trucks, ensuring the stability, alignment, and efficient operation of the air compressor. Its robust construction, precise mounting points, and compatibility with various Cummins engines make it a reliable choice for heavy-duty applications. Regular maintenance and proper installation are essential for the longevity and performance of this part, contributing to the overall efficiency and safety of the truck’s air system.