3696335
Hexagon Flange Head Cap Screw
Cummins®

Introduction

The Hexagon Flange Head Cap Screw, part number 3696335 by Cummins, is a critical component in commercial trucks. Cummins, a leading manufacturer, produces this screw to meet the stringent demands of heavy-duty applications. This screw is essential for ensuring the reliability and efficiency of truck operations.

Basic Concepts

A Hexagon Flange Head Cap Screw is characterized by its hexagonal head and flanged base. The hexagonal head allows for secure tightening and loosening with a wrench, while the flange provides additional surface area for distributing clamping force. In a truck’s mechanical system, this screw secures various components, ensuring they remain firmly in place under operational stress.

Purpose and Role in Truck Operation

The 3696335 Hexagon Flange Head Cap Screw is designed to fasten critical components in commercial trucks. Its applications range from securing engine parts to attaching body panels and other structural elements. The screw provides a strong, vibration-resistant connection that can withstand heavy-duty use, maintaining the integrity and safety of the truck’s structure and mechanical systems ¹.

Key Features

The 3696335 Hexagon Flange Head Cap Screw features a hexagonal head for efficient torque application and a flange for increased resistance to loosening. It is typically made from high-strength materials to handle significant loads and may include a corrosion-resistant coating for prolonged service life in harsh environments ².

Benefits

Using the 3696335 Hexagon Flange Head Cap Screw offers benefits such as improved fastening security, enhanced resistance to vibration, and ease of installation and removal. Its design ensures a tight, reliable connection that minimizes the risk of loosening over time, and its compatibility with standard tools makes it practical for both initial installation and maintenance tasks ³.

Installation and Usage

Proper installation of the 3696335 Hexagon Flange Head Cap Screw is crucial for optimal performance. It should be installed with the correct torque specifications to ensure a secure fit without over-tightening. Best practices include using a torque wrench to achieve the manufacturer’s recommended torque settings and periodically checking the screw’s tightness during routine maintenance.

Troubleshooting and Maintenance

Common issues with the 3696335 Hexagon Flange Head Cap Screw may include loosening due to vibration or corrosion in exposed applications. Regular inspection and maintenance can help identify and address these issues early. Maintenance tips include periodically checking the screw’s tightness, applying a thread locker if necessary, and ensuring that any corrosion is addressed promptly to prevent further damage.

Cummins 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 reputation for quality, reliability, and customer satisfaction in the commercial truck industry. The company’s extensive product range and commitment to innovation ensure that components like the 3696335 Hexagon Flange Head Cap Screw meet the high standards required for heavy-duty applications.

Hexagon Flange Head Cap Screw (Part 3696335) in Cummins Engines

The Hexagon Flange Head Cap Screw, part number 3696335, is a critical component in various Cummins engines. This part secures and stabilizes different engine parts, ensuring smooth and efficient engine operation.

ISG11 CM2880 G108, ISG12 CM2880 G107, QSG12 CM2880 G112

In these engines, the Hexagon Flange Head Cap Screw secures various components, including the cylinder head. Its flange head design provides a larger bearing surface, distributing the load more evenly and preventing damage to engine parts.

ISG12 G CMOH6.0 G111, X11 CM2670 X126B, X12 CM2670 X121B, X13 CM2670 X122B

For these engines, the Hexagon Flange Head Cap Screw maintains the structural integrity of the engine, often used with the cylinder head gasket to ensure a tight seal and prevent leaks. The screw’s design allows for easy installation and removal, crucial during maintenance and repair operations.

QSG12/X12 CM2350 G110, X12N CMMDG1 X143B, Z14 CM2670 Z103B

In these engines, the Hexagon Flange Head Cap Screw secures various engine components, including the turbocharger and other auxiliary parts. Its robust design ensures these components remain firmly in place, even under high-stress conditions. The screw’s ability to withstand high temperatures and pressures makes it ideal for these applications.

Grouping of Engines

The engines can be grouped based on their common usage of the Hexagon Flange Head Cap Screw:

• ISG11 CM2880 G108, ISG12 CM2880 G107, QSG12 CM2880 G112: These engines use the screw primarily for securing the cylinder head and other critical parts.
• ISG12 G CMOH6.0 G111, X11 CM2670 X126B, X12 CM2670 X121B, X13 CM2670 X122B: These engines utilize the screw for maintaining the structural integrity of the engine, often in conjunction with the cylinder head gasket.
• QSG12/X12 CM2350 G110, X12N CMMDG1 X143B, Z14 CM2670 Z103B: These engines employ the screw to secure turbochargers and other auxiliary parts, ensuring they remain firmly in place under high-stress conditions.

Role of Part 3696335 Hexagon Flange Head Cap Screw in Engine Systems

In engine systems, the 3696335 Hexagon Flange Head Cap Screw serves as a vital fastening element. Its primary function is to secure various components, ensuring they remain firmly in place under demanding engine operation conditions.

Turbocharger Integration

Within the turbocharger system, the Hexagon Flange Head Cap Screw attaches the turbocharger to the engine block or exhaust manifold. This secure attachment is essential for maintaining the turbocharger’s alignment and operational integrity. The screw’s design allows for efficient torque application, necessary to withstand the high pressures and temperatures generated during turbocharger operation.

Arrangement of Engine Components

In the arrangement of engine components, the Hexagon Flange Head Cap Screw plays a significant role in assembling and securing parts such as the cylinder head, valve covers, and various brackets. Its flange head provides additional surface area for torque application, reducing the risk of stripping or loosening over time. This is particularly important in high-vibration environments typical of engine compartments.

Ensuring Structural Integrity

The screw’s robust construction ensures that engine components remain securely fastened, contributing to the overall structural integrity of the engine. This is especially important in high-performance engines where components are subjected to extreme forces and temperatures. The reliable fastening provided by the Hexagon Flange Head Cap Screw helps prevent component failure and ensures consistent engine performance.

Facilitating Maintenance and Repairs

From a maintenance perspective, the use of the Hexagon Flange Head Cap Screw simplifies the process of disassembling and reassembling engine components. Its design allows for easy access with standard tools, reducing the time and effort required for maintenance tasks. This not only enhances efficiency but also contributes to the longevity of the engine by facilitating timely repairs and adjustments.

Conclusion

The 3696335 Hexagon Flange Head Cap Screw is an indispensable component in engine systems, providing secure fastening, enhancing structural integrity, and simplifying maintenance procedures. Its reliable performance under demanding conditions makes it a preferred choice for engineers and mechanics alike.