3029708
Idler Shaft
Cummins®

The Cummins 3029708 Hexagon Flange Head Cap Screw is a specialized fastener designed for commercial truck maintenance. Cummins, a reputable manufacturer, produces this screw to meet the demanding requirements of heavy-duty applications. This part plays a significant role in ensuring the reliability and performance of commercial trucks by securely fastening various mechanical components.

Basic Concepts

A Hexagon Flange Head Cap Screw is characterized by its hexagonal head and flanged base. The hexagonal head allows for efficient torque application using standard tools, while the flange provides additional surface area to distribute load and prevent the screw from sinking into softer materials. In a truck’s mechanical system, this screw ensures components remain securely fastened under significant stress and vibration.

Purpose and Role

The 3029708 Hexagon Flange Head Cap Screw is designed for applications requiring high tensile strength and resistance to loosening. It is commonly used in fastening engine components, chassis parts, and other critical areas where vibration and dynamic loads are present. Its role is to maintain the integrity of these connections, ensuring parts remain securely attached throughout the truck’s operation.

Key Features

This Cummins part boasts several key features suitable for heavy-duty applications. Its hexagonal head design allows for easy and precise tightening with standard wrenches or sockets. The flange at the base of the screw head provides additional bearing surface, which helps in distributing the load and preventing the screw from pulling through the material. Additionally, the screw is typically made from high-strength materials such as alloy steel, which offers excellent durability and resistance to corrosion.

Benefits

The benefits of using the 3029708 Hexagon Flange Head Cap Screw include enhanced durability, improved fastening capabilities, and resistance to loosening. The high-strength material ensures that the screw can withstand significant loads without deformation. The flange design helps in maintaining a secure connection, even under dynamic conditions. Furthermore, the screw’s resistance to corrosion extends its service life, reducing the need for frequent replacements.

Installation Process

Proper installation of the 3029708 Hexagon Flange Head Cap Screw is crucial for ensuring its effectiveness. The installation process involves several steps: First, ensure that the mating surfaces are clean and free of debris. Next, align the screw with the designated hole and begin threading it by hand to avoid cross-threading. Once the screw is started, use a torque wrench to tighten it to the manufacturer’s specified torque value. This ensures that the screw is tightened to the correct tension, providing a secure fastening without over-tightening, which could damage the screw or the surrounding material.

Troubleshooting and Maintenance

Common issues with the 3029708 Hexagon Flange Head Cap Screw include loosening due to vibration and corrosion. To troubleshoot these issues, regularly inspect the screws for signs of movement or rust. If a screw appears loose, re-tighten it to the specified torque value. In cases of corrosion, consider replacing the screw to prevent failure. Regular maintenance, such as cleaning and applying a corrosion-resistant coating, can help in prolonging the screw’s service life.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. Founded in 1919, Cummins has built a reputation for innovation, quality, and reliability. The company offers a wide range of products for various industries, including commercial trucks, agriculture, construction, and power generation. Cummins’ commitment to excellence and customer satisfaction has made it a trusted name in the commercial truck industry.

Hexagon Flange Head Cap Screw 3029708 in Cummins Engines

The Cummins part number 3029708, a Hexagon Flange Head Cap Screw, is a critical component in several Cummins engine models. This screw is integral to the assembly and maintenance of these engines, ensuring secure fastening and structural integrity.

K38 and K50 Engines

The K38 and K50 engines utilize the 3029708 screw in various applications. This screw is often used in the engine’s head assembly, securing the head to the engine block. Its flange head design provides a large bearing surface, distributing the load evenly and preventing damage to the mating surfaces.

QSK38 CM2150 MCRS and QSK38 CM850 MCRS Engines

In the QSK38 CM2150 MCRS and QSK38 CM850 MCRS engines, the 3029708 screw is employed in the turbocharger assembly. This screw helps to secure the turbocharger housing to the engine block, ensuring that the turbocharger operates efficiently and reliably under high-stress conditions.

QSK45 CM500 Engine

For the QSK45 CM500 engine, the 3029708 screw is used in the engine’s exhaust system. It helps to fasten components of the exhaust manifold, ensuring that the exhaust gases are directed correctly and that the system maintains its structural integrity under the high temperatures and pressures of engine operation.

QSK50 CM2150 K107, QSK50 CM2150 MCRS, and QSK50 CM2350 K108 Engines

In the QSK50 CM2150 K107, QSK50 CM2150 MCRS, and QSK50 CM2350 K108 engines, the 3029708 screw is used in multiple applications. It is commonly found in the engine’s head assembly, securing the cylinder head to the engine block. Additionally, it is used in the turbocharger assembly, ensuring that the turbocharger components are tightly fastened and can withstand the operational stresses.

QSK60 CM500 Engine

In the QSK60 CM500 engine, the 3029708 screw is used in the engine’s head assembly and the turbocharger assembly. Its use in these areas ensures that the engine’s head and turbocharger components are securely fastened, contributing to the overall reliability and performance of the engine.

Role of Part 3029708 Hexagon Flange Head Cap Screw in Engine Systems

The 3029708 Hexagon Flange Head Cap Screw is integral to the assembly and functionality of various engine components. Its design allows for secure fastening, which is essential for maintaining the integrity and performance of the engine system.

Base Parts Assembly

In the assembly of base parts, the Hexagon Flange Head Cap Screw ensures that components are tightly secured. This is particularly important for the stability and alignment of the engine’s foundational elements. Proper fastening prevents misalignment and potential damage during engine operation.

EBM-Pump Integration

When integrating the EBM-pump into the engine system, the Hexagon Flange Head Cap Screw plays a key role in securing the pump to its mounting points. This ensures that the pump operates efficiently without vibrations or movement that could affect its performance.

Lubricating Oil System

Within the lubricating oil system, the screw is used to fasten components such as the lubricating oil filter and the lubricating oil pump. Secure fastening is vital to maintain the seal and efficiency of these components, ensuring that the lubricating oil circulates properly throughout the engine.

Engine Installation Kit

The engine installation kit often includes various fasteners to secure the engine to its mounts and other structural components. The Hexagon Flange Head Cap Screw is commonly used in this kit to ensure that all parts are firmly attached, contributing to the overall stability and safety of the engine installation.

Filter and Full Flow Oil System

In the filter and full flow oil system, the screw is employed to attach the filter housing and other components. This secure attachment is necessary to maintain the filter’s effectiveness in removing contaminants from the oil, which is essential for engine longevity.

On Board Spares

For on board spares, the Hexagon Flange Head Cap Screw is often included to allow for quick and secure replacement of failed components. Its use ensures that spare parts can be installed with confidence, minimizing downtime and maintaining engine performance.

Lubricating Oil Filter Top Level Assembly Head

The top level assembly head of the lubricating oil filter requires precise fastening to ensure it remains sealed and functions correctly. The Hexagon Flange Head Cap Screw provides the necessary security to keep this assembly intact under operating conditions.

Lubricating Oil Pump

Securing the lubricating oil pump is another application where this screw is vital. It ensures that the pump remains stable and aligned, allowing it to deliver oil efficiently to all engine parts that require lubrication.

Conclusion

The 3029708 Hexagon Flange Head Cap Screw is a versatile and essential component in the assembly and maintenance of various engine systems. Its reliable fastening capabilities contribute to the overall performance and durability of the engine.