3336475
Socket Head Cap Screw
Cummins®

Introduction

The Socket Head Cap Screw 3336475 is a specialized fastener produced by Cummins, a leading manufacturer in the commercial truck industry. This screw is designed for use in various applications within commercial trucks, contributing to the secure assembly of components and the overall reliability of the vehicle.

Basic Concepts of Socket Head Cap Screws

Socket Head Cap Screws are a type of fastener characterized by a hexagonal socket in the head, allowing for efficient and precise tightening using a hex key. These screws are commonly used in mechanical assemblies where high strength and resistance to loosening are required. They function by providing a secure connection between parts, distributing load evenly, and resisting rotational forces ¹.

Purpose of Socket Head Cap Screw 3336475 in Truck Operations

This Cummins part plays a specific role in the operation and maintenance of commercial trucks. It is utilized in applications where secure fastening is crucial, such as in engine components, transmission systems, and chassis assemblies. This screw ensures that parts remain firmly attached under various operational conditions, contributing to the truck’s performance and longevity.

Key Features

The Socket Head Cap Screw 3336475 is distinguished by several key features. Its design includes a hexagonal socket head that allows for easy and precise installation using a hex key. The screw is made from high-quality materials, ensuring durability and resistance to corrosion. Additionally, it features a fully threaded design, which provides a strong and secure connection. The screw’s unique attributes enhance its functionality in demanding truck applications.

Benefits

Using the Socket Head Cap Screw 3336475 offers several advantages. Its durable construction ensures long-lasting performance, even under harsh conditions. The ease of installation with a hex key reduces the time required for assembly and maintenance. Furthermore, the screw’s design resists loosening, maintaining a secure connection over time and reducing the need for frequent re-tightening.

Installation and Usage

Proper installation of the Socket Head Cap Screw 3336475 involves using the appropriate hex key to ensure the screw is tightened to the specified torque. It is important to use the correct tools and follow best practices to avoid over-tightening, which can damage the screw or the components being fastened. Careful alignment and gradual tightening help achieve a secure and reliable connection.

Troubleshooting and Maintenance

Common issues with Socket Head Cap Screws include loosening over time and corrosion. To troubleshoot these problems, regularly inspect the screws for signs of wear or damage. If loosening is detected, re-tighten the screw to the recommended torque. To prevent corrosion, apply a suitable anti-corrosive coating. Regular maintenance ensures the longevity and reliable performance of the screws.

Safety Considerations

When working with Socket Head Cap Screws, it is important to observe safety practices. Use personal protective equipment, such as gloves and safety glasses, to protect against injuries. Handle the screws and tools carefully to avoid accidents. Follow proper procedures for installation and maintenance to ensure a safe working environment.

Cummins: A Brief Overview

Cummins is a renowned manufacturer with a rich history in the commercial truck industry. The company offers a wide range of products, including engines, powertrain components, and aftermarket parts. Cummins is known for its commitment to quality, innovation, and customer satisfaction, making it a trusted name in the industry ².

Socket Head Cap Screw (Part 3336475) in Cummins Engines

The Socket Head Cap Screw, part number 3336475, manufactured by Cummins, is a critical component in various Cummins engine models. This screw is designed to provide secure fastening in applications where a flush, smooth surface is required, which is essential in engine assemblies to ensure proper alignment and structural integrity.

Application in Engine Models

KTA19GC CM558 and QSV81G

In the KTA19GC CM558 and QSV81G engines, the Socket Head Cap Screw is used in several key areas. It is often employed in the cylinder head assembly, where it secures the head to the engine block, ensuring a tight seal and preventing leaks. Additionally, it is used in various other components, such as the valve cover and intake manifold, where it maintains the structural integrity of these parts.

QSV91G

The QSV91G engine also utilizes the Socket Head Cap Screw in similar applications. It is integral to the assembly of the cylinder head, valve cover, and other critical components. The screw’s design allows for precise torque application, which is crucial for maintaining the engine’s performance and longevity.

QSW/QSV82

In the QSW/QSV82 engine, the Socket Head Cap Screw is used extensively in the engine’s assembly. It is particularly important in securing the cylinder head, which is a critical component for the engine’s operation. The screw’s ability to provide a tight and secure fit is essential for the engine’s performance and reliability.

QSW27 and QSW36

For the QSW27 and QSW36 engines, the Socket Head Cap Screw is used in various applications, including the cylinder head, valve cover, and other structural components. Its use in these engines ensures that all parts are securely fastened, which is vital for the engine’s overall performance and durability.

QSW73

The QSW73 engine also benefits from the use of the Socket Head Cap Screw. It is used in the assembly of the cylinder head and other critical components, ensuring that all parts are securely fastened and aligned. This is crucial for maintaining the engine’s performance and preventing any potential issues that could arise from loose or improperly secured parts.

The consistent use of the Socket Head Cap Screw across these Cummins engine models highlights its importance in maintaining the structural integrity and performance of the engines. Its design and functionality make it an essential component in the assembly and operation of these engines.

Role of Part 3336475 Socket Head Cap Screw in Various Engine Components

The Part 3336475 Socket Head Cap Screw is integral to the assembly and functionality of several key components within engine systems. Its role is to provide secure fastening, ensuring that components remain firmly in place under operational conditions.

Aftercooler Assembly and Cover

In the aftercooler assembly, the Socket Head Cap Screw is used to fasten the aftercooler cover. This ensures a tight seal, preventing coolant or air leaks that could compromise the efficiency of the cooling process.

Coolant Heater Starting Aid

For the coolant heater starting aid and coolant heater assembly, the screw is essential in securing the assembly to the engine block. This is vital for maintaining the integrity of the heating system, which is crucial for cold-start performance.

Air Intake and Outlet Assemblies

Within the air intake assembly and air intake manifold, the Socket Head Cap Screw secures various components, ensuring a smooth airflow into the engine. Similarly, in the air outlet assembly pipe and air outlet pipe, it maintains the structural integrity of the exhaust system.

Turbocharger Arrangement and Assembly

The screw plays a significant role in the turbocharger arrangement and turbocharger assembly arrangement. It secures the turbocharger to the engine, ensuring it operates efficiently under high-pressure conditions.

Charge Air Cooler Assembly

In the charge air assembly cooler and charge air cooler assembly, the screw is used to fasten the cooler to the engine, ensuring optimal cooling of the compressed air before it enters the combustion chamber.

Lubricating Oil and Plumbing

For the lubricating oil assembly plumbing and lubricating oil pump, the screw ensures that all components are securely fastened, preventing oil leaks and maintaining the lubrication system’s efficiency.

Ignition System and Fuel Control Module

In the ignition system and module fuel control, the screw is used to secure various components, ensuring reliable ignition and fuel delivery.

Preheater and Exchanger Assembly

The screw is also vital in the assembly preheater and exchanger assembly heat, where it secures components to ensure efficient heat exchange and preheating processes.

Engine Assembly Heater

Finally, in the engine assembly heater, the screw ensures that all heating elements are securely fastened, contributing to efficient engine warm-up and performance.

Conclusion

The Socket Head Cap Screw 3336475 by Cummins is a vital component in the assembly and maintenance of commercial trucks and various engine models. Its design, durability, and ease of installation make it an essential part in ensuring the secure fastening of components, contributing to the overall reliability and performance of the vehicle.