3628104
Hexagon Head Cap Screw
Cummins®

The 3628104 Hexagon Head Cap Screw, manufactured by Cummins, is a specialized fastener designed for use in commercial trucks. Cummins, a well-established name in the commercial truck industry, produces a range of components that enhance the performance and reliability of heavy-duty vehicles. This Cummins part is integral to the fastening needs of these trucks, ensuring secure connections in various applications.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is a type of fastener characterized by its hexagonal head, which allows for efficient tightening and loosening using a wrench or socket. These screws are commonly used in applications requiring a high degree of torque and secure fastening. Mechanically, the hexagonal head design provides a stable interface for tools, reducing the risk of slippage and ensuring consistent torque application. The cap screw variant typically features a threaded shank that extends through the components being joined, with a smooth shank above the threads to prevent galling and ensure a flush fit.

Purpose of the 3628104 Hexagon Head Cap Screw in Truck Operation

The 3628104 Hexagon Head Cap Screw plays a role in the operation and maintenance of commercial trucks by providing secure fastening in various components. It is used in applications where reliable and durable connections are required, such as in the assembly of engine components, transmission systems, and chassis parts. Its design ensures that critical parts remain securely fastened under the demanding conditions encountered in commercial truck operations.

Key Features

The 3628104 Hexagon Head Cap Screw is designed with several key features that enhance its performance and durability. It is constructed from high-strength materials, typically alloy steel, which provides excellent tensile strength and resistance to wear. The screw features a zinc-plated finish, which offers corrosion resistance and extends its service life in harsh environments. Additionally, the precise threading and hexagonal head design ensure easy installation and reliable torque application.

Benefits

Using the 3628104 Hexagon Head Cap Screw offers several benefits. Its high-strength material composition and precise manufacturing ensure improved reliability in fastening applications. The zinc-plated finish provides resistance to corrosion, which is particularly important in the demanding conditions faced by commercial trucks. Additionally, the hexagonal head design allows for easy and efficient installation, reducing downtime during maintenance procedures.

Installation and Usage

Proper installation of the 3628104 Hexagon Head Cap Screw is crucial for ensuring secure fastening. It is recommended to use a torque wrench to apply the specified torque, which ensures that the screw is tightened to the manufacturer’s recommendations without over-tightening. This practice helps prevent damage to the screw or the components being joined. Additionally, using the correct tools for the hexagonal head ensures that the screw is tightened evenly, reducing the risk of cross-threading or stripping.

Troubleshooting and Maintenance

Common issues with the 3628104 Hexagon Head Cap Screw may include loosening due to vibration or corrosion. Regular inspection and maintenance can help identify and address these issues before they lead to more significant problems. If corrosion is detected, cleaning the affected area and reapplying a corrosion-resistant coating can help prolong the screw’s service life. Additionally, ensuring that the screw is properly torqued during installation can prevent loosening due to vibration.

Cummins: Manufacturer 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 in the commercial truck industry for producing reliable and high-performance components. The company’s product range includes engines, powertrain components, and aftermarket parts, all designed to meet the rigorous demands of commercial truck applications. Cummins’ commitment to innovation and quality ensures that their components, including the 3628104 Hexagon Head Cap Screw, deliver exceptional performance and durability.

Hexagon Head Cap Screw 3628104 in Cummins Engines

The Cummins Hexagon Head Cap Screw part number 3628104 is a critical component in various Cummins engine models. This screw is designed to provide secure fastening in applications where high strength and durability are essential. Below is a detailed description of how this part fits into different Cummins engines:

GTA38 G CMEICS G116C

In the GTA38 G CMEICS G116C engine, the 3628104 screw is used to secure various components, ensuring that parts remain tightly fastened under operational stresses. This screw is particularly important in maintaining the integrity of the engine’s structural components.

K19, K38, K50

For the K19, K38, and K50 engines, the 3628104 screw is utilized in several key areas. It is often found in the engine block, cylinder head, and other critical assemblies where it helps maintain the alignment and stability of engine parts. The screw’s high tensile strength ensures that these components remain securely fastened, even under high-stress conditions.

KTA19GC, KTA19GC CM558

In the KTA19GC and KTA19GC CM558 engines, the 3628104 screw is used to fasten components in the engine’s power train and auxiliary systems. Its robust design ensures that these parts remain securely attached, contributing to the overall reliability and performance of the engine.

QSK19 CM500, QSK38 CM2150 MCRS, QSK38 CM850 MCRS, QSK45 CM500, QSK50 CM2150 MCRS, QSK50 CM2350 K108, QSK60 CM500, QSK60 CM850 MCRS, QSK60G, QSK78 CM500

In the QSK series engines, including the QSK19 CM500, QSK38 CM2150 MCRS, QSK38 CM850 MCRS, QSK45 CM500, QSK50 CM2150 MCRS, QSK50 CM2350 K108, QSK60 CM500, QSK60 CM850 MCRS, QSK60G, and QSK78 CM500, the 3628104 screw is used extensively. It is employed in securing the engine block, cylinder head, and various other components. The screw’s precision and strength are crucial in maintaining the alignment and stability of these parts, ensuring the engine operates efficiently and reliably.

QST30 CM2350 T101, QST30 CM552

In the QST30 CM2350 T101 and QST30 CM552 engines, the 3628104 screw is used to fasten components in the engine’s power train and auxiliary systems. Its robust design ensures that these parts remain securely attached, contributing to the overall reliability and performance of the engine.

Role of Part 3628104 Hexagon Head Cap Screw in Engine Systems

The Part 3628104 Hexagon Head Cap Screw is integral to the assembly and functionality of various engine components. Its primary role is to secure and maintain the structural integrity of these components, ensuring they operate efficiently and reliably.

Belt Tensioner

In the belt tensioner system, the Hexagon Head Cap Screw is used to secure the tensioner assembly to the engine block. This ensures that the belt remains properly tensioned, which is essential for the efficient transfer of power to various engine accessories.

Drive Components

For drive components such as the fan drive and idler pulley assembly, the screw plays a key role in attaching these parts to the engine. This secure attachment is vital for the smooth operation of the drive system, ensuring that power is consistently delivered to the fan and other accessories.

Fan and Fan Arrangement

In the fan arrangement, the Hexagon Head Cap Screw is employed to fasten the fan to its mounting bracket. This secure connection is necessary for the fan to operate effectively, providing the necessary airflow for engine cooling.

Idler and Follower Components

The screw is also used in idler and follower components, such as the idler pulley and idler lever. These parts rely on the secure attachment provided by the screw to maintain their position and function within the engine system. This is particularly important for the idler pulley assembly, where precise alignment is required for optimal belt performance.

Radiator and Cooling System

In the radiator and cooling system, the Hexagon Head Cap Screw is utilized to attach the radiator to its mounting points. This ensures that the radiator remains firmly in place, allowing for effective heat dissipation and maintaining the engine’s operating temperature within safe limits.

Spare Mounting

For spare mounting applications, the screw provides a reliable means of securing additional components or accessories to the engine. This versatility allows for easy installation and removal of parts, facilitating maintenance and upgrades.

Conclusion

Overall, the Part 3628104 Hexagon Head Cap Screw is a fundamental component in ensuring the secure and efficient operation of various engine systems. Its role in maintaining the structural integrity and proper function of these systems cannot be overstated.