207454
Spline Coupling Sleeve
Cummins®

The Spline Coupling Sleeve, part number 207454, manufactured by Cummins, is a component designed for use in heavy-duty truck operations. Cummins, a well-established name in the automotive and heavy-duty truck industries, produces this part to enhance the functionality and reliability of truck drivetrains. The Spline Coupling Sleeve is integral to the efficient operation of heavy-duty trucks, ensuring smooth power transmission and durability under demanding conditions.

Basic Concepts and Functionality

A Spline Coupling Sleeve is a mechanical component used to connect two shafts within a truck’s drivetrain. It operates by aligning the splines on the shafts, allowing for torque transmission while accommodating minor misalignments. The design of the Spline Coupling Sleeve incorporates a series of ridges and grooves that mesh together, providing a secure yet flexible connection. This mechanism ensures that power is efficiently transferred from the engine to the wheels, even when the shafts are not perfectly aligned ¹.

Purpose and Role in Truck Operation

The Spline Coupling Sleeve, part number 207454, plays a significant role in the operation of a truck by facilitating the connection between the transmission and the driveshaft. This connection is vital for the transmission of power from the engine to the wheels. The sleeve allows for slight angular and parallel misalignments between the connected shafts, which is common in heavy-duty truck operations due to the rough terrain and heavy loads. By accommodating these misalignments, the Spline Coupling Sleeve helps maintain smooth and efficient power transmission, contributing to the overall performance and reliability of the truck ².

Key Features

The Spline Coupling Sleeve, part number 207454, is characterized by several key features that enhance its performance and durability. It is typically made from high-strength materials such as alloy steel, which provides the necessary toughness and resistance to wear. The design specifications include precise machining of the splines to ensure a perfect fit and optimal torque transmission. Additionally, the sleeve may feature lubrication grooves or channels to reduce friction and wear, further enhancing its longevity and performance.

Benefits

The Spline Coupling Sleeve, part number 207454, offers several advantages that contribute to the efficiency and reliability of heavy-duty trucks. By providing a secure and flexible connection between shafts, it ensures smooth power transmission even under demanding conditions. The high-strength material and precise machining result in a component that is durable and resistant to wear, reducing the need for frequent replacements. Additionally, the design of the sleeve can lead to improved fuel efficiency by minimizing power loss during transmission.

Installation and Compatibility

Proper installation of the Spline Coupling Sleeve, part number 207454, is crucial for ensuring its optimal performance and longevity. Installation procedures typically involve aligning the splines on the connected shafts and securing the sleeve in place using appropriate fasteners. It is important to follow manufacturer guidelines to ensure correct installation. Compatibility with other truck components should be verified to ensure seamless integration into the drivetrain system.

Maintenance and Troubleshooting

Routine maintenance practices are important for ensuring the longevity and optimal performance of the Spline Coupling Sleeve, part number 207454. Regular inspections should be conducted to check for signs of wear or damage. Lubrication, if applicable, should be maintained according to manufacturer recommendations to reduce friction and wear. Common issues such as misalignment or excessive wear can often be addressed through proper maintenance and timely replacements.

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 strong reputation within the automotive and heavy-duty truck industries for producing high-quality, reliable components. The company’s product offerings include a wide range of engines, powertrain components, and aftermarket parts, all designed to meet the demanding requirements of heavy-duty applications. Cummins’ commitment to innovation and customer satisfaction has solidified its position as a trusted name in the industry.

Cummins Spline Coupling Sleeve (Part 207454) Compatibility

The Cummins Spline Coupling Sleeve, identified by part number 207454, is a critical component designed to ensure seamless power transmission between various engine parts. This part is integral to the operational integrity of several Cummins engines, including the K19, QSK19, and CM500 series.

K19 and QSK19 Engines

In the K19 and QSK19 engines, the Spline Coupling Sleeve (207454) is used to connect the engine’s output shaft to the transmission or other driveline components. This coupling ensures that the rotational power from the engine is efficiently transferred, minimizing energy loss and maintaining optimal performance. The precision engineering of the spline coupling sleeve is crucial in these high-performance engines, where even minor misalignments can lead to significant operational issues.

CM500 Engine

For the CM500 engine, the Spline Coupling Sleeve (207454) plays a similar role in connecting the engine’s output shaft to the transmission or driveline. Given the robust nature of the CM500 engine, which is often used in heavy-duty applications, the coupling sleeve must withstand high torque and rotational forces. The design of the spline coupling sleeve in this context is optimized to provide durability and reliability, ensuring that the engine can operate under demanding conditions without failure.

Grouping of Engines

While the K19 and QSK19 engines are typically used in medium-duty applications, the CM500 engine is more suited for heavy-duty operations. Despite these differences in application, the Spline Coupling Sleeve (207454) is designed to fit seamlessly into the respective engine configurations, ensuring compatibility and performance across the board. This uniformity in design allows for easier maintenance and repair, as the same part can be used across multiple engine models, simplifying inventory management for service providers.

Role of Part 207454 Spline Coupling Sleeve in Engine Systems

The 207454 Spline Coupling Sleeve is an integral component in the synchronization and efficient operation of various engine systems. It facilitates the smooth transfer of rotational force and ensures precise alignment between interconnected parts.

Drive System Integration

In the drive system, the Spline Coupling Sleeve connects the drive shaft to the transmission. This connection allows for the seamless transfer of power from the engine to the wheels, ensuring that the vehicle moves efficiently and without unnecessary strain on the components.

Rear Gear Train Accessory

When integrated with the rear gear train accessory, the Spline Coupling Sleeve enables the proper engagement of gears. This ensures that the gear shifts are smooth and that the power distribution across different gears is consistent, enhancing the overall performance and durability of the gear train.

Hydraulic Pump Adapter

In hydraulic systems, the Spline Coupling Sleeve plays a significant role in connecting the hydraulic pump adapter to the engine. This connection is essential for the efficient operation of hydraulic functions, such as steering and braking, by ensuring that the pump receives consistent and reliable power from the engine.

Mounting and Alignment

The Spline Coupling Sleeve is also used in mounting various components to the engine. It provides a secure and aligned connection, which is vital for the stability and performance of parts such as the auxiliary pump and rear gear train hydraulic pump. Proper mounting ensures that these components operate within their designed parameters, reducing wear and tear.

Auxiliary Pump

For the auxiliary pump, the Spline Coupling Sleeve ensures that the pump is correctly aligned and receives the necessary power from the engine. This is particularly important in systems where the auxiliary pump supports additional functions, such as cooling or lubricating other engine parts.

Rear Gear Train Hydraulic Pump

In the context of the rear gear train hydraulic pump, the Spline Coupling Sleeve facilitates the transfer of power from the engine to the pump. This ensures that the hydraulic system within the rear gear train operates efficiently, contributing to the smooth functioning of the entire drivetrain.

Conclusion

Overall, the 207454 Spline Coupling Sleeve is a key component in maintaining the integrity and performance of various engine systems by ensuring proper power transfer and alignment between interconnected parts. Its role in facilitating smooth and efficient power transmission, even under demanding conditions, underscores its importance in the operation of heavy-duty trucks.