4991497
Double End Plain Stud
Cummins®

The 4991497 Double Ended Plain Stud is a component manufactured by Cummins, a well-established name in the commercial truck industry. This stud is utilized in various applications within commercial trucks, contributing to the secure assembly and operation of critical components.

Basic Concepts of Double Ended Plain Studs

A Double Ended Plain Stud is a type of fastener characterized by threaded sections on both ends and a plain, unthreaded section in the middle. In mechanical assemblies, these studs serve to connect two or more components securely. Within an engine or other mechanical systems, they play a role in maintaining the alignment and integrity of parts under various operational stresses ¹.

Purpose of the 4991497 Double Ended Plain Stud

The 4991497 Double Ended Plain Stud is designed to fulfill a specific role in the operation of a truck. It secures components within the engine assembly, ensuring that parts remain aligned and structurally sound under the dynamic conditions of truck operation. This stud contributes to the overall reliability and performance of the truck by maintaining the integrity of critical connections.

Key Features

The 4991497 Double Ended Plain Stud boasts several key features that enhance its performance. It is composed of high-quality materials, ensuring durability and resistance to wear. The stud features a specific thread type that provides a secure fit, and its design includes a plain central section that allows for efficient force distribution across the connected components.

Benefits

Using the 4991497 Double Ended Plain Stud offers several advantages. Its durable material composition ensures long-lasting performance, while its reliable thread design contributes to secure fastening. Additionally, the stud is designed for ease of installation, allowing for efficient assembly and maintenance processes.

Installation Process

Installing the 4991497 Double Ended Plain Stud requires attention to detail to ensure secure fastening. The process involves aligning the stud with the designated holes in the components, threading it through, and securing it with appropriate nuts on both ends. Using the correct tools, such as a torque wrench, ensures that the stud is tightened to the manufacturer’s specifications, promoting a secure and lasting connection.

Troubleshooting and Maintenance

Common issues with Double Ended Plain Studs may include loosening over time or damage from operational stress. Regular inspection can help identify these problems early. Maintenance tips include checking the torque of the nuts periodically and replacing the stud if signs of wear or damage are detected. Proper lubrication of the threads can also contribute to the longevity of the stud.

Compatibility and Usage

The 4991497 Double Ended Plain Stud is typically used within Cummins engines and other commercial truck components. Its design allows for versatile application across various engine models, highlighting its compatibility and widespread use in the industry.

Cummins: Manufacturer Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its extensive product range and commitment to quality. With a history of innovation and reliability, Cummins has established a strong reputation for producing high-performance components that contribute to the efficiency and durability of commercial vehicles.

Compatibility of Cummins Part 4991497 with Various Engine Models

The Cummins part 4991497, a Double Ended Plain Stud, is designed to be compatible with a range of Cummins engine models. This part is integral to the assembly and maintenance of these engines, ensuring secure connections and reliable performance.

Cummins 4B3.9 and 6B5.9 Engines

The Double Ended Plain Stud is suitable for the 4B3.9 and 6B5.9 engines. These engines are known for their robust construction and are often used in heavy-duty applications. The part’s design ensures that it can withstand the stresses and strains encountered in these demanding environments.

Cummins B5.9 GAS PLUS CM556 Engine

For the B5.9 GAS PLUS CM556 engine, the Double Ended Plain Stud is a critical component. This engine variant is designed for natural gas operation, and the part’s compatibility ensures that it can maintain the integrity of the engine’s structure under the unique conditions of gas-powered operation.

Cummins ISB3.9 CM2220 B107 and ISB5.9 CM2880 B127 Engines

The Double Ended Plain Stud is also compatible with the ISB3.9 CM2220 B107 and ISB5.9 CM2880 B127 engines. These engines are part of the ISB series, which is known for its versatility and efficiency. The part’s design allows it to fit seamlessly into the engine’s architecture, providing the necessary support and stability.

Cummins QSB3.9 CM2880 B138 and QSB5.9 CM2880 B139 Engines

Lastly, the Double Ended Plain Stud is suitable for the QSB3.9 CM2880 B138 and QSB5.9 CM2880 B139 engines. These engines are part of the QSB series, which is designed for both on-highway and off-highway applications. The part’s compatibility with these engines ensures that it can handle the diverse operational conditions they encounter.

Role of Part 4991497 Double Ended Plain Stud in Engine Systems

The part 4991497 Double Ended Plain Stud is a versatile component that plays a significant role in various engine systems. Its primary function is to provide secure and reliable fastening in applications where high tensile strength and resistance to vibration are required.

Coupling

In engine systems, couplings are used to connect two shafts, allowing them to rotate together while accommodating minor misalignments. The Double Ended Plain Stud is often employed in coupling assemblies to ensure that the connection between the shafts remains intact under operational stresses. This stud helps maintain alignment and prevents loosening due to vibrations, which is essential for the smooth transfer of power.

Fuel Pump

Fuel pumps are vital for delivering fuel from the tank to the engine. In fuel pump assemblies, the Double Ended Plain Stud is used to secure components such as the pump housing or mounting brackets. This ensures that the fuel pump remains firmly in place, even under the dynamic conditions of engine operation. The stud’s robust design helps withstand the pressures and vibrations associated with fuel delivery systems.

Spacer

Spacers are used in engine systems to maintain proper distances between components, ensuring that parts operate within specified tolerances. The Double Ended Plain Stud can be utilized in conjunction with spacers to secure multiple components in a stack, such as in valve train assemblies or between engine blocks and heads. This application ensures that the spacers remain in position, contributing to the precise functioning of the engine.

Fan Pilot

The fan pilot is a component used to attach the engine cooling fan to the crankshaft or a dedicated pulley. The Double Ended Plain Stud is often used in fan pilot assemblies to secure the fan to the engine, ensuring that it operates efficiently to manage engine temperature. The stud’s ability to resist loosening under vibration is particularly beneficial in this application, where consistent cooling is essential for engine performance and longevity.

Conclusion

In summary, the 4991497 Double Ended Plain Stud is an integral component in various engine systems, providing the necessary strength and reliability to ensure that critical connections remain secure under operational conditions. Its compatibility with a wide range of Cummins engine models highlights its versatility and importance in maintaining the efficiency and durability of commercial vehicles.