3331002
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, specifically Part #3331002 by Cummins, is a vital component in the realm of heavy-duty trucks. Cummins, a renowned manufacturer in the automotive industry, produces this screw to meet the demanding requirements of heavy-duty applications. This screw is designed to provide reliable fastening solutions, ensuring the integrity and performance of truck assemblies.

Basic Concepts

A Hexagon Flange 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. The flange, a flat, circular plate at the base of the screw, distributes the load more evenly across the surface it contacts, reducing the risk of damage to the material being fastened. In a truck’s assembly, this screw plays a role in securing various components, ensuring they remain firmly in place under significant stress and vibration ¹.

Purpose and Role in Truck Operation

This Cummins part is specifically engineered to play a significant role in the operation and maintenance of heavy-duty trucks. It is used in applications where high tensile strength and resistance to loosening are required. By securely fastening critical components, this screw helps maintain the structural integrity of the truck, ensuring safe and reliable performance over time.

Key Features

The 3331002 boasts several key features that make it suitable for heavy-duty applications. Its hexagonal head design allows for easy and precise tightening, while the flange provides additional surface area for load distribution. The cap screw characteristics ensure a strong, durable connection that can withstand the rigors of heavy-duty use. Additionally, the screw is made from high-quality materials, ensuring corrosion resistance and longevity ¹.

Benefits

Using the 3331002 offers several benefits. The screw’s design enhances stability by providing a secure fastening solution that resists loosening over time. The flange feature improves load distribution, reducing the risk of damage to the fastened material. Additionally, the screw’s resistance to corrosion and high tensile strength ensure it can withstand the harsh conditions often encountered in heavy-duty truck operations.

Installation Process

Proper installation of the 3331002 is crucial for ensuring its effectiveness and longevity. The installation process involves several steps:

1. Ensure the mating surfaces are clean and free of debris.
2. Align the screw with the designated hole.
3. Use a wrench or socket to tighten the screw to the specified torque, which can be found in the manufacturer’s guidelines.
4. Double-check the tightness to ensure the screw is securely fastened.

Following these steps will help maintain the screw’s integrity and performance.

Troubleshooting and Maintenance

To ensure the longevity and performance of the 3331002, regular maintenance and troubleshooting are necessary. Common issues may include loosening due to vibration or corrosion. To address these, periodically check the tightness of the screw and reapply torque if necessary. Additionally, inspect the screw and surrounding areas for signs of corrosion or damage, and clean or replace as needed to prevent further issues.

Cummins Overview

Cummins is a well-established manufacturer with a strong reputation in the automotive industry. Founded in 1919, Cummins has a long history of innovation and quality in producing automotive components. The company is committed to delivering reliable, high-performance parts that meet the demanding needs of heavy-duty applications. Their focus on quality, innovation, and customer satisfaction has earned them a trusted place in the industry.

Cummins Engine Part 3331002: Hexagon Flange Head Cap Screw

The Cummins part number 3331002, a Hexagon Flange Head Cap Screw, is a critical component used across various Cummins engine models. This part is integral to the assembly and maintenance of several engine types, ensuring secure fastening and structural integrity.

Application in Cummins Engines

ISC CM554 and ISL CM554 Engines

The ISC CM554 and ISL CM554 engines are part of Cummins’ lineup of high-performance, heavy-duty diesel engines. The Hexagon Flange Head Cap Screw (part 3331002) is utilized in these engines for fastening various components, including those in the engine block, cylinder heads, and other critical assemblies. Its design allows for precise torque application, ensuring that parts remain securely fastened under the demanding conditions these engines operate.

QSC8.3 CM554 and QSL9 CM554 Engines

Similarly, the QSC8.3 CM554 and QSL9 CM554 engines benefit from the use of the Hexagon Flange Head Cap Screw (part 3331002). These engines, known for their robust performance and reliability, incorporate this screw in several key areas. The screw’s flange head provides a larger surface area for better torque distribution, which is essential for maintaining the structural integrity of the engine components. This is particularly important in high-stress areas where vibrations and thermal expansion can impact the fastening.

Importance of the Hexagon Flange Head Cap Screw

The Hexagon Flange Head Cap Screw (part 3331002) is designed to provide a secure and reliable fastening solution. Its flange head allows for easier and more efficient tightening with tools, reducing the risk of stripping or damaging the screw. The hexagonal shape ensures a consistent grip, which is crucial for maintaining the integrity of the engine components over time.

Role of Part 3331002 Hexagon Flange Head Cap Screw in Engine Systems

The part 3331002 Hexagon Flange Head Cap Screw is integral to the assembly and secure functioning of various engine components. Its design allows for a robust connection that can withstand significant stress and vibration, making it suitable for high-performance applications.

Cam Housing Module

In the cam housing module, the Hexagon Flange Head Cap Screw is used to fasten the module securely to the engine block. This ensures that the cam housing remains stable during operation, which is essential for maintaining precise camshaft alignment and timing. The flange head provides additional surface area for torque application, reducing the risk of screw stripping or loosening over time.

Fuel Injection Pump

For the fuel injection pump, the Hexagon Flange Head Cap Screw plays a role in securing the pump to the engine or its mounting bracket. This secure attachment is vital for maintaining the pump’s alignment and ensuring consistent fuel delivery. The flange head also aids in distributing the clamping force more evenly, which helps prevent damage to the pump housing.

Fuel Pump

In fuel pump applications, the Hexagon Flange Head Cap Screw is often used to attach the fuel pump to the fuel tank or its mounting surface. This secure fastening is important for maintaining the pump’s position and ensuring a stable fuel supply. The flange head design allows for higher torque application without damaging the screw or the surrounding material.

Fuel Pump Kit

Within a fuel pump kit, the Hexagon Flange Head Cap Screw may be used in multiple locations, such as securing the pump housing, attaching mounting brackets, or fastening sensor components. Its versatility and strength make it a reliable choice for ensuring that all elements of the fuel pump kit remain securely in place, contributing to the overall efficiency and reliability of the fuel system.

Conclusion

The Hexagon Flange Head Cap Screw, part number 3331002 by Cummins, is a critical component in the assembly and maintenance of heavy-duty trucks and Cummins engines. Its design, featuring a hexagonal head and flange, ensures secure fastening, efficient tightening, and even load distribution. This screw’s high tensile strength, corrosion resistance, and durability make it suitable for the demanding conditions of heavy-duty applications. Proper installation and regular maintenance are essential to ensure its longevity and performance, contributing to the overall reliability and safety of the vehicle.