3080974
Round Head Cap Screw
Cummins®

The 3080974 Round Head Cap Screw is a component manufactured by Cummins, a well-established name in the commercial truck industry. This screw is designed for use in various applications within commercial trucks, contributing to the secure assembly of different mechanical components.

Basic Concepts of Round Head Cap Screws

A Round Head Cap Screw is a type of fastener characterized by a rounded head and a threaded shank. It is commonly used in mechanical assemblies to secure components together. The rounded head provides a larger surface area for distribution of clamping force, which helps in preventing damage to the materials being joined. Additionally, the design of the head allows for easy installation and removal using common tools ¹.

Purpose of the 3080974 Round Head Cap Screw in Truck Operations

This Cummins part plays a specific role in the operation and maintenance of commercial trucks. It is utilized in various truck systems where secure fastening is required. This includes applications in the engine compartment, chassis, and other critical areas where components need to be reliably joined. Its design ensures that it can withstand the vibrations and stresses encountered in truck operations, maintaining the integrity of the assembly over time ².

Key Features

The 3080974 Round Head Cap Screw is distinguished by several key features that enhance its performance and durability. It is made from high-quality materials, typically a grade of steel that offers strength and resilience. The screw features a specific thread type that provides optimal grip and resistance to loosening. The rounded head is designed for efficient torque application, and the screw may also have special coatings or treatments to improve corrosion resistance and longevity ³.

Benefits

Using this part offers several benefits. It provides improved fastening security due to its design and material properties. The screw’s resistance to corrosion ensures longevity, even in harsh operating environments. Additionally, the ease of installation and removal facilitates maintenance procedures, reducing downtime for commercial trucks.

Installation Guidelines

Proper installation of the 3080974 Round Head Cap Screw is vital for ensuring secure fastening and longevity. It is recommended to use the appropriate tools for installation, such as a torque wrench, to apply the correct amount of torque specified by the manufacturer. This ensures that the screw is tightened to the optimal level, providing a secure hold without over-tightening, which could damage the screw or the components being joined.

Troubleshooting and Maintenance

Common issues with Round Head Cap Screws include loosening, corrosion, or damage. Regular inspection and maintenance can help identify these issues early. If a screw shows signs of corrosion, it should be replaced to prevent failure. Loose screws should be re-tightened to the manufacturer’s specifications. In cases of damage, replacement is necessary to maintain the integrity of the assembly.

Cummins: Manufacturer Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration systems, and aftermarket parts. With a strong reputation in the commercial truck industry, Cummins is known for its commitment to quality, innovation, and customer satisfaction. The company’s extensive product range and focus on reliability make it a preferred choice for commercial truck operators and maintenance professionals.

Cummins Round Head Cap Screw 3080974 in Engine Applications

The Cummins Round Head Cap Screw part number 3080974 is a critical component used across a variety of Cummins engine models. This part is designed to provide secure fastening in applications where high strength and durability are essential.

K-Series Engines

The K19, K38, and K50 engines benefit from the use of the 3080974 screw in several key areas. These engines, known for their robust performance, require reliable fastening solutions to maintain structural integrity and operational efficiency. The screw’s design ensures that it can withstand the stresses encountered in these high-performance engines.

L-Series Engines

The L10 MECHANICAL engine also utilizes the 3080974 screw. This engine, designed for heavy-duty applications, relies on the screw’s strength to secure various components, ensuring that the engine operates smoothly and reliably under demanding conditions.

M-Series Engines

The M11 CELECT PLUS and M11 MECHANICAL engines are equipped with the 3080974 screw in multiple locations. These engines, known for their advanced technology and efficiency, depend on the screw’s precision and durability to maintain their complex systems.

N-Series Engines

The N14 MECHANICAL engine incorporates the 3080974 screw in its design. This engine, designed for heavy-duty applications, uses the screw to secure critical components, ensuring the engine’s reliability and performance.

NH/NT Engines

The NH/NT 855 engine also utilizes the 3080974 screw. This engine, known for its durability and efficiency, relies on the screw’s strength to maintain its structural integrity and operational efficiency.

V-Series Engines

The V28 and V903 engines incorporate the 3080974 screw in various applications. These engines, designed for high-performance and reliability, depend on the screw’s precision and durability to ensure smooth and efficient operation.

Role of Part 3080974 Round Head Cap Screw in Engine Systems

The part 3080974 Round Head Cap Screw is instrumental in securing various components within engine systems, ensuring their stability and proper function.

Fuel System Integration

In the AFC-VS Fuel Pump/TMD and Aftercooler - Variable Speed systems, the Round Head Cap Screw is used to fasten the Code Fuel Emissions Rebuild Kit components. It secures the FP & Gov Sump and Fuel Pump & Gov. Sump assemblies, maintaining the integrity of the fuel delivery system.

For the Fuel Filter Head and Damper, the screw ensures a tight seal, preventing fuel leaks and maintaining consistent fuel pressure. In the Fuel Gear Pump and Fuel Pump systems, it plays a role in attaching the pump to its mounting bracket, ensuring the pump operates within specified tolerances.

Variable Speed and Non-Variable Speed Applications

In Variable Speed applications such as the Fuel Pump, VS & TC and Fuel Pump, TMD, the Round Head Cap Screw is essential for securing the pump components to the engine block or mounting surface. This ensures that the pump can withstand the dynamic forces generated during operation.

For Non AFC-VS/TMD and Non Aftercooler - Variable Speed systems, the screw is used in the Fuel Base Pump and Fuel Injection Pump to secure various sub-components. It also plays a role in the Fuel Uncalibrated Pump and Uncalibrated VS systems by ensuring that all moving parts are properly aligned and secured.

Fuel Shutoff Valve

In the Fuel Shutoff Valve system, the Round Head Cap Screw is utilized to secure the valve housing to the engine, ensuring that the valve can effectively control the fuel flow without any risk of detachment or misalignment.

Overall, the part 3080974 Round Head Cap Screw is a versatile fastener that contributes to the reliability and efficiency of various engine components across different fuel systems.

Conclusion

The 3080974 Round Head Cap Screw is a vital component in the maintenance and operation of commercial trucks, particularly in Cummins engines. Its design and material properties ensure secure fastening, resistance to corrosion, and ease of maintenance, contributing to the overall reliability and efficiency of truck operations.