4012059
Hexagon Head Cap Screw
Cummins®

The Hexagon Head Cap Screw, specifically part #4012059 manufactured by Cummins, is a critical component in commercial truck maintenance. This part is designed to meet the rigorous demands of truck operations, ensuring the integrity and functionality of truck assemblies.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is characterized by its hexagonal head, facilitating efficient tightening and loosening with standard tools. Its threaded shank and head design allow it to securely fasten materials, distributing load and stress evenly. In the automotive industry, cap screws are essential for strong, permanent fastening in engine components, chassis assemblies, and mechanical systems ¹.

Purpose of the 4012059 Hexagon Head Cap Screw in Truck Operation

This Cummins part is vital for the operation and maintenance of commercial trucks. It is used in applications requiring secure fastening, such as attaching engine components and chassis parts. Its role ensures components remain firmly in place, contributing to the safe and efficient operation of the truck.

Key Features of the 4012059 Hexagon Head Cap Screw

The 4012059 is distinguished by its high-strength alloy composition, providing resistance to corrosion and wear. Its thread type is designed for optimal engagement, ensuring a secure fit. The hexagonal head design allows for easy installation and removal with standard tools, enhancing maintenance efficiency.

Benefits of Using the 4012059 Hexagon Head Cap Screw

Using this part in truck maintenance offers advantages such as improved fastening security, reducing the risk of component loosening. Its ease of use with standard tools simplifies installation and maintenance processes. Additionally, its resistance to loosening ensures ongoing performance and reliability in truck operations.

Installation and Usage Guidelines

Proper installation of the 4012059 is crucial for secure fastening. It is recommended to follow torque specifications provided by the manufacturer to achieve the correct tension without over-tightening. Using the appropriate tool for the hexagonal head is essential to avoid rounding off the corners, ensuring a snug fit without excessive force.

Troubleshooting and Maintenance

Common issues with Hexagon Head Cap Screws may include loosening over time due to vibration or wear. Troubleshooting involves checking for proper torque and ensuring the screw and mating components are in good condition. Maintenance tips include regular inspection for signs of wear or corrosion, and re-tightening as necessary to maintain secure fastening.

Cummins: Manufacturer Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its high-quality components and engines. The company’s commitment to quality and performance makes it a preferred manufacturer for truck components, including the 4012059 Hexagon Head Cap Screw ².

Cummins Engine Compatibility with Part 4012059

The 4012059 is integral to the assembly and maintenance of several Cummins engine models. It is utilized in various applications across different engine series, ensuring secure fastening and maintaining structural integrity and operational efficiency.

QSK50 and CM2150 Engines

In these engines, the 4012059 is used in multiple critical applications, ensuring that components remain securely fastened under high stresses and vibrations.

MCRS, QSV81G, and QSV91-G4 Engines

This part plays a vital role in these medium-duty diesel engines, known for their versatility and efficiency. The screw’s hexagonal head allows for easy and efficient tightening and loosening.

CM558/CM700 V102 and QSV91G Engines

For these engines, the 4012059 is essential for securing various components, ensuring longevity and performance under demanding conditions.

Role of Part 4012059 Hexagon Head Cap Screw in Engine Systems

The 4012059 is a versatile fastener utilized in various engine systems to ensure secure and reliable connections. It is used in exhaust assembly manifolds, exhaust manifolds, intake or exhaust manifolds, exhaust systems, engine component packages, and railcar installations, contributing to the overall performance and safety of the engines ³.

Conclusion

The 4012059 Hexagon Head Cap Screw by Cummins is a fundamental component in commercial truck maintenance, offering reliable fastening solutions across various applications. Its design and features contribute to the integrity, functionality, and longevity of truck assemblies, ensuring safe and efficient truck operations.