3689080
Male Union
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$54.95 $65.39

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.


DESCRIPTION

Introduction

The Cummins 3689080 Male Union is a specialized component designed for use in commercial truck operations. It plays a role in the fluid systems of these vehicles, contributing to efficient and reliable performance. Understanding its purpose and significance is important for maintaining the overall functionality and efficiency of commercial trucks.

Basic Concepts of Male Unions

A male union is a type of fitting used in piping and fluid systems to connect two sections of pipe or hose. It consists of a male threaded end that screws into a corresponding female fitting. Male unions are widely used across various industries for their ease of assembly and disassembly, which facilitates maintenance and repair work. They are particularly valued for their ability to provide a secure and leak-proof connection in systems that transport fluids under pressure 1.

Purpose of the 3689080 Male Union in Truck Operations

In the context of commercial trucks, the 3689080 Male Union serves a specific role within the vehicle’s fluid systems. It is designed to connect different sections of the system, allowing for the transfer of fluids such as coolant, fuel, or hydraulic fluid. Its function is to ensure a consistent and reliable flow of these fluids, which is important for the operation of the truck’s engine and other systems.

Key Features of the 3689080 Male Union

The 3689080 Male Union is engineered with several features that enhance its performance and durability. It is constructed from high-quality materials that are resistant to corrosion and wear, ensuring longevity in demanding environments. The fitting includes a male threaded end for secure connection and may incorporate additional elements such as gaskets or O-rings to prevent leaks. Its design allows for easy installation and removal, which is beneficial for maintenance purposes.

Benefits of Using the 3689080 Male Union

Utilizing the 3689080 Male Union in commercial truck systems offers several advantages. It contributes to improved system integrity by providing a secure and leak-proof connection. The ease of installation and removal facilitates quicker maintenance and repair processes. Additionally, its durable construction ensures long-term reliability, reducing the need for frequent replacements.

Installation Guidelines

Proper installation of the 3689080 Male Union is important for ensuring a secure and efficient connection. The process involves cleaning the mating surfaces, applying the appropriate sealant if required, and screwing the male union into the corresponding female fitting until snug. It is important to use the correct tools and follow best practices to avoid over-tightening, which can damage the fitting or the connected components 2.

Maintenance and Troubleshooting

Maintaining the 3689080 Male Union involves regular inspection for signs of wear, corrosion, or leaks. Common issues may include loose connections or damaged threads, which can be addressed by tightening the fitting or replacing it if necessary. Troubleshooting should involve checking for proper alignment and ensuring that all components are correctly installed.

Compatibility and Applications

The 3689080 Male Union is designed for use in specific applications within commercial truck systems. It is compatible with a range of components and systems, though it is important to verify compatibility with other parts to ensure optimal performance and safety.

Safety Considerations

When working with the 3689080 Male Union, it is important to observe safety guidelines and precautions. This includes wearing appropriate personal protective equipment, ensuring the system is depressurized before making any connections or disconnections, and following manufacturer recommendations for installation and maintenance.

Cummins Corporation Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emissions solutions. 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 global presence make it a trusted partner for commercial vehicle operators and manufacturers.

Conclusion

The 3689080 Male Union, manufactured by Cummins, is a critical component in the engine systems of the QSX15 CM2250 and QSX15 CM2350 X105 engines. This part is integral to the engine’s fuel system, facilitating the connection between different fuel lines and ensuring a secure, leak-proof seal. Its design allows for easy installation and removal, which is crucial for maintenance and repair operations.

In the QSX15 CM2250 engine, the Male Union part 3689080 is used to connect the fuel supply lines, ensuring that fuel flows smoothly and efficiently from the fuel tank to the engine. This connection is important for maintaining the engine’s performance and reliability.

Similarly, in the QSX15 CM2350 X105 engine, the Male Union part 3689080 serves the same purpose, connecting the fuel lines and ensuring a secure seal. This part is designed to withstand the high pressures and temperatures within the engine’s fuel system, making it a reliable choice for these demanding applications.

The use of the Male Union part 3689080 in both the QSX15 CM2250 and QSX15 CM2350 X105 engines highlights its versatility and importance in maintaining the integrity of the fuel system. Its design and functionality make it a critical component for ensuring the smooth operation of these engines.


  1. Reif, Konrad Ed. Fundamentals of Automotive and Engine Technology: Standard Drives, Hybrid Drives, Brakes, Safety Systems. Springer Vieweg, 2014.

  2. Martyr, A.J. Engine Testing: Theory and Practice: Third Edition. SAE International, 2007.

SPECIFICATIONS

Comments
Item Not Shown In Art.
Package Dimensions
1.625 x 1.0 x 1.0 in
Weight
0.106 lbs
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.