130715
Hexagon Head Cap Screw
Cummins®

Introduction

The Cummins 130715 Hexagon Head Cap Screw is a specialized fastener designed for heavy-duty truck maintenance and operation. This screw ensures the secure assembly of various components within the truck’s structure, contributing to the vehicle’s reliability and performance.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is characterized by its hexagonal head, allowing efficient tightening and loosening with a wrench or socket. These screws are widely used in mechanical assemblies to secure components, providing a strong and durable connection. They are valued for their resistance to loosening under vibration and dynamic loads, making them suitable for demanding applications ¹.

Purpose and Role in Truck Operation

The Cummins 130715 Hexagon Head Cap Screw is utilized in various areas within the truck’s structure, including the engine compartment and chassis. By securely fastening these parts, the screw helps maintain the integrity and alignment of the truck’s systems, ensuring optimal performance and safety ².

Key Features

The Cummins 130715 Hexagon Head Cap Screw is typically made from high-strength materials, such as alloy steel, to withstand heavy-duty applications. It features a fine or coarse thread, depending on the specific application, and its hexagonal head design allows for easy and precise tightening. The screw may also include a corrosion-resistant coating to extend its service life in harsh environments ³.

Benefits

Using the Cummins 130715 Hexagon Head Cap Screw offers several benefits. It provides improved load distribution across fastened components, enhancing the overall stability and strength of the assembly. The screw’s design ensures enhanced security, preventing loosening under vibration and dynamic loads. Its resistance to corrosion and wear contributes to prolonged durability and reliable performance.

Installation Guidelines

Proper installation of the Cummins 130715 Hexagon Head Cap Screw is crucial for optimal performance and longevity. Follow these step-by-step guidelines:

1. Ensure mating surfaces are clean and free of debris.
2. Use the appropriate wrench or socket to begin tightening the screw.
3. Apply torque specifications as recommended by the manufacturer to achieve the desired tension without overtightening.
4. Use a torque wrench for precise torque application.
5. Verify the screw is securely fastened and check for proper alignment of the components.

Troubleshooting and Maintenance

Common issues with Hexagon Head Cap Screws include loosening, corrosion, and wear. To troubleshoot and maintain these screws:

• Regularly inspect screws for signs of loosening or damage.
• Re-tighten screws as necessary, following torque specifications.
• Apply a corrosion-resistant coating or lubricant to protect against environmental factors.
• Replace screws that show significant wear or damage to ensure continued reliable performance.

Safety Considerations

When working with Hexagon Head Cap Screws, observe safety considerations to prevent injuries:

• Wear appropriate personal protective equipment, such as gloves and safety glasses.
• Use the correct tools and follow torque specifications to avoid overtightening or stripping the screw.
• Store screws in a dry, organized manner to prevent corrosion and damage.
• Handle screws carefully to avoid injuries from sharp edges or flying debris during installation or removal.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a rich history spanning over a century, Cummins is renowned for its commitment to quality, innovation, and customer satisfaction. The company’s extensive product range includes engines and components for heavy-duty trucks, contributing to the reliability and performance of these vehicles. Cummins’ reputation in the industry is built on its dedication to excellence and continuous improvement.

Cummins Engine Compatibility with Part 130715

The Cummins part 130715, a Hexagon Head Cap Screw, is designed to fit seamlessly within a variety of Cummins engine models. This screw is integral to the assembly and maintenance of these engines, ensuring secure connections and reliable performance. Here is a detailed look at how this part integrates with various Cummins engines:

K38 and K50 Engines

The K38 and K50 engines are part of Cummins’ robust line of industrial and marine engines. The Hexagon Head Cap Screw 130715 is used in these engines for fastening various components, ensuring structural integrity and ease of maintenance. This screw is particularly important in areas where high torque and durability are required.

KTA38GC CM558, QSK38 CM2150 MCRS, and QSK50 CM2150 K107

These engines, including the KTA38GC CM558, QSK38 CM2150 MCRS, and QSK50 CM2150 K107, benefit from the precise engineering of the 130715 screw. This part is utilized in critical applications within these engines, such as securing engine mounts, attaching brackets, and fastening components that require high resistance to vibration and stress.

QSK50 CM2150 MCRS and QSK50 CM2350 K108

The QSK50 CM2150 MCRS and QSK50 CM2350 K108 engines also incorporate the 130715 Hexagon Head Cap Screw in their design. This screw is essential for maintaining the alignment and stability of engine components, ensuring that the engines operate efficiently and reliably under demanding conditions.

V28 Engine

The V28 engine, another member of Cummins’ extensive engine family, utilizes the 130715 screw in several key areas. This part is crucial for securing various engine parts, contributing to the overall durability and performance of the engine.

By integrating the 130715 Hexagon Head Cap Screw into these engines, Cummins ensures that each component is fastened securely, enhancing the longevity and reliability of the engines. This screw’s design and material properties make it an ideal choice for the demanding environments in which these engines operate.

Role of Part 130715 Hexagon Head Cap Screw in Engine Systems

Part 130715 Hexagon Head Cap Screw is integral to the assembly and operation of various engine components. Its robust design and secure fastening capabilities make it suitable for a range of applications within engine systems.

Air Starter and Air Starter Brackets

In the air starter system, Part 130715 is used to secure the air starter brackets. These brackets are essential for mounting the air starter to the engine, ensuring it remains stable during operation. The screw’s hexagonal head allows for efficient tightening and loosening, which is vital during maintenance or repairs.

Cover and Cylinder Block

The cover, particularly the hydraulic hole cover, is fastened to the cylinder block using Part 130715. This ensures a secure seal, preventing any hydraulic fluid leaks. The screw’s strength is paramount in maintaining the integrity of the cover, which protects sensitive internal components from contaminants.

Drive Components

For the drive system, including the auxiliary pump and front gear train accessory, Part 130715 is employed to attach these components to the engine. This secure attachment is necessary for the smooth transfer of power and ensures that these accessories operate efficiently without undue stress on the mounting points.

Engine Mounting and Front Hydraulic Pump

In the engine mounting system, Part 130715 plays a role in securing the front hydraulic pump. This is crucial for the pump’s stable operation, as any movement could affect its performance and lead to inefficiencies in the hydraulic system.

Hydraulic Drive Mounting Kit

The hydraulic drive mounting kit utilizes Part 130715 to ensure all components are firmly attached. This kit often includes various brackets and supports that need to be securely fastened to withstand the operational stresses of the hydraulic system.

Module and Fuel Control

In the module and fuel control systems, Part 130715 is used to attach critical components that regulate fuel flow and engine performance. Secure fastening is essential here to prevent any misalignment that could lead to fuel system issues.

Starting Motor and Auxiliary Pump

For the starting motor and auxiliary pump, Part 130715 ensures these components are tightly secured to their respective mounts. This is important for the reliable starting of the engine and the efficient operation of auxiliary systems.

Rear Hydraulic Hole Cover

Finally, the rear hydraulic hole cover is another area where Part 130715 is utilized. This cover protects the rear section of the hydraulic system, and the screw ensures it remains in place, maintaining the system’s integrity and performance.

Conclusion

The Cummins 130715 Hexagon Head Cap Screw is a critical component in the maintenance and operation of heavy-duty trucks and Cummins engines. Its robust design, secure fastening capabilities, and resistance to corrosion and wear make it an ideal choice for demanding applications. Proper installation, regular maintenance, and adherence to safety considerations ensure the longevity and reliability of this essential part.