4956151
Studded Flange Cap Screw
Cummins®

The 4956151 Studded Flange Cap Screw is a specialized fastener produced by Cummins, a well-established manufacturer in the automotive and heavy-duty truck industry. This component is designed to secure various truck assemblies, ensuring the structural integrity and operational efficiency of the vehicle. Cummins is renowned for its commitment to quality and innovation, making this screw a reliable choice for heavy-duty applications ¹.

Basic Concepts of Studded Flange Cap Screws

A studded flange cap screw is a type of fastener that features a threaded shank and a flanged head. This design allows it to secure components together effectively by providing a broad bearing surface that distributes the load and resists loosening. In mechanical assemblies, these screws are commonly used to join parts that experience significant stress or vibration, ensuring a stable and durable connection ².

Purpose and Role in Truck Operation

The 4956151 Studded Flange Cap Screw plays a specific role in the operation of heavy-duty trucks by securing critical components that are subject to high stress and vibration. Its design ensures that these components remain firmly in place, contributing to the overall integrity and functionality of the truck’s assemblies. This screw is particularly important in applications where the failure of a fastener could lead to significant mechanical issues ³.

Key Features

The 4956151 Studded Flange Cap Screw 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 excellent resistance to wear and corrosion. The screw’s design includes a flanged head that offers a larger contact area, improving load distribution and reducing the risk of loosening. Additionally, the studded design allows for easy installation and removal, facilitating maintenance procedures.

Benefits

Using the 4956151 Studded Flange Cap Screw in truck assemblies offers several benefits. Its robust construction and flanged head design contribute to improved stability and resistance to vibration, ensuring that components remain securely fastened under demanding conditions. The screw’s high-strength material composition also enhances its longevity, making it suitable for use in harsh operating environments where durability is paramount.

Installation Process

Proper installation of the 4956151 Studded Flange Cap Screw is crucial for ensuring secure and effective fastening. The process involves selecting the appropriate screw size and thread pitch for the application, cleaning the mating surfaces to remove any debris or contaminants, and using a torque wrench to tighten the screw to the manufacturer’s specified torque settings. It is important to avoid over-tightening, as this can lead to damage or failure of the fastener.

Troubleshooting and Maintenance

Common issues associated with studded flange cap screws include loosening due to vibration, corrosion, and wear. To troubleshoot these problems, it is important to regularly inspect the screws for signs of damage or deterioration. Maintenance tips include applying a thread locker to prevent loosening, using corrosion-resistant coatings, and replacing screws that show signs of wear or fatigue. These practices help to prolong the life of the screw and ensure continued reliable performance.

Cummins: Manufacturer Overview

Cummins is a leading manufacturer in the automotive and heavy-duty truck industry, with a long-standing reputation for quality and innovation. Founded in 1919, the company has a history of developing reliable and high-performance components that meet the demanding requirements of heavy-duty applications. Cummins’ commitment to excellence is evident in their rigorous testing and quality control processes, ensuring that their products, including the 4956151 Studded Flange Cap Screw, deliver superior performance and durability.

Studded Flange Cap Screw 4956151 in Cummins Engines

The Studded Flange Cap Screw 4956151, manufactured by Cummins, is a critical component in the assembly and maintenance of several Cummins engine models. This part is integral to the structural integrity and operational efficiency of the engines, ensuring that various components are securely fastened and aligned.

Application in QSK19 Engines

In the QSK19 series, the Studded Flange Cap Screw 4956151 is utilized in both the QSK19 CM2350 and QSK19 CM850 models. These engines are known for their robust design and high performance, often used in heavy-duty applications such as marine and industrial settings. The screw plays a vital role in securing flanges and other critical components, ensuring that the engine operates under optimal conditions without any risk of loosening or misalignment.

Application in K105 Engines

The K105 engine also incorporates the Studded Flange Cap Screw 4956151 in its design. This engine is typically used in a variety of applications, including power generation and industrial machinery. The screw’s design allows for a secure and reliable connection, which is essential for maintaining the engine’s performance and longevity.

Application in MCRS Engines

The MCRS engine series, which includes the QSK19 CM850 MCRS model, also benefits from the use of the Studded Flange Cap Screw 4956151. This engine is often employed in marine and rail applications, where reliability and durability are paramount. The screw’s studded design provides enhanced grip and stability, ensuring that the engine components remain tightly fastened even under the most demanding conditions.

Role of Part 4956151 Studded Flange Cap Screw in Engine Systems

The 4956151 studded flange cap screw is integral in securing various components within engine systems, ensuring optimal performance and safety.

In the arrangement of engine components, this screw plays a significant role in maintaining the structural integrity by fastening critical parts together. It ensures that components remain aligned and securely attached, which is essential for the smooth operation of the engine.

Within the turbocharger system, the 4956151 screw is used to secure the turbocharger housing to the engine block or manifold. This secure attachment is vital for withstanding the high pressures and temperatures generated during operation.

The cooler systems, including the engine oil cooler, rely on this screw to attach the cooler to the engine block or other mounting points. Proper attachment ensures efficient heat exchange and prevents leaks, which could lead to engine damage.

In the engine oil system, the screw is employed to secure the oil filter housing and other components, ensuring a tight seal that prevents oil leaks and maintains proper oil pressure.

The cover components, such as valve covers or timing covers, are fastened using the 4956151 screw. This ensures that these covers remain securely in place, protecting internal engine components from contaminants and maintaining the engine’s integrity.

For the cam follower system, the screw is used to secure the cam followers to the engine block or camshaft, ensuring precise alignment and operation of the valve train.

In the harness and electronic control module (ECM) wiring systems, the screw is utilized to secure wiring harnesses and ECM components to the engine or chassis. This ensures that electrical connections remain stable and protected from vibrations and environmental factors.

Conclusion

Overall, the 4956151 studded flange cap screw is a versatile and essential component in various engine systems, providing the necessary secure attachment points for optimal engine performance and reliability.