3047552
Hexagon Head Cap Screw
Cummins®

Introduction

The Cummins 3047552 Hexagon Head Cap Screw is a specialized fastener designed for heavy-duty truck applications. This part ensures stability and reliability under demanding conditions by securing various components within the truck’s assembly.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is characterized by its hexagonal head, facilitating efficient tightening and loosening with a wrench or socket. The screw’s threaded shaft engages with internal threads of a nut or tapped hole, providing a secure fastening solution. These screws are commonly used to join metal parts, offering strength and durability ¹.

Purpose and Role in Truck Operation

This Cummins part serves a specific purpose in truck assemblies, utilized in components such as engine mounts and chassis structures. It maintains the integrity of these assemblies, contributing to the truck’s overall performance and safety.

Key Features

The 3047552 is distinguished by its high-quality alloy steel material, providing superior strength and durability. Its specific thread type ensures a tight and secure fit, while the hexagonal head design allows for easy installation and removal. These features enhance the screw’s performance in heavy-duty applications ².

Benefits

This part offers enhanced strength, allowing it to withstand significant loads and stresses. Its corrosion resistance makes it suitable for various environmental conditions. The hexagonal head design facilitates ease of installation, reducing assembly time and effort.

Installation Guidelines

Proper installation of the 3047552 is crucial for secure fastening. Use the appropriate wrench or socket, insert the screw into the designated hole or thread, and tighten it to the specified torque. Follow torque specifications to avoid damage. Ensure the screw is installed in a clean, debris-free environment to prevent contamination ³.

Troubleshooting and Maintenance

Common issues include loosening due to vibration or thermal expansion, and corrosion in harsh environments. Regularly inspect screws for wear or damage, and tighten as necessary. In corrosive environments, consider protective coatings or corrosion-resistant materials. Maintain cleanliness to prolong lifespan and ensure reliable performance.

Cummins Overview

Cummins Inc. is a global power leader designing, manufacturing, and distributing engines, filtration, and power generation products. With a century-long history, Cummins is known for innovation, quality, and reliability in the automotive and heavy-duty truck industry. The company’s commitment to excellence is evident in its wide range of products, including the 3047552, designed for heavy-duty applications.

Hexagon Head Cap Screw 3047552 in Cummins Engines

The Cummins Hexagon Head Cap Screw part number 3047552 is a critical component in several Cummins engine models, providing secure fastening in various applications within the engine assembly.

M11 CELECT PLUS and M11 MECHANICAL

In these engines, the 3047552 screw secures components such as the cylinder head cover, ensuring a tight seal and proper alignment. It is also used in fastening brackets and supports that maintain the engine’s structural integrity.

QSB6.7 M CM2250

For the QSB6.7 M CM2250 engine, the 3047552 screw is integral to the mounting system, securing the engine to the vehicle chassis and reducing vibrations. It is also used in fastening the intake manifold and other critical components.

QSC8.3 CM850 (CM2850)

In the QSC8.3 CM850 (CM2850) engine, the 3047552 screw is used in the cooling system assembly, fastening radiator brackets and other components for efficient heat dissipation. It also secures various engine covers and panels.

QSM11 CM570

The QSM11 CM570 engine benefits from the 3047552 screw in fastening fuel injection system components and securing the exhaust system, contributing to engine performance and durability.

Role of Part 3047552 Hexagon Head Cap Screw in Engine Systems

The 3047552 Hexagon Head Cap Screw is integral to the assembly and functionality of several key components within engine systems.

Housing

In the engine housing, the 3047552 screw secures sub-components, ensuring they remain firmly in place under operational stress. It is used to attach covers, brackets, and other housing elements, maintaining structural integrity.

Flywheel

For the flywheel, the 3047552 screw secures it to the crankshaft, vital for smooth power transmission. It helps distribute the load evenly, reducing the risk of component failure under high rotational speeds.

Support Structures

In support structures, such as engine mounts and brackets, the 3047552 screw ensures these elements are tightly secured to the engine block or frame, absorbing vibrations and maintaining alignment.

Power Train

Within the power train, this screw secures gears, pulleys, and other rotating components, providing a reliable fastening solution that withstands dynamic forces and torques, ensuring efficient power transmission.

Conclusion

The 3047552 Hexagon Head Cap Screw is a versatile fastener that enhances the reliability and performance of multiple engine components by providing secure and stable connections. Its role in various Cummins engine models underscores its importance in maintaining the structural integrity and operational efficiency of heavy-duty truck applications.