3047340
Male Union Elbow
Cummins®

Introduction

The Male Union Elbow 3047340 is a component manufactured by Cummins, a well-established name in the automotive and heavy-duty truck industry. This part is specifically designed for use in commercial trucks, where it plays a significant role in the fluid systems that are integral to the vehicle’s operation.

Basic Concepts and Functionality

A Male Union Elbow is a type of fitting used in fluid systems to connect and direct the flow of liquids or gases. It features a male threaded end that screws into a corresponding female fitting, allowing for secure and leak-proof connections. In truck applications, these fittings are essential for maintaining the integrity of fluid systems, ensuring that components such as engines, transmissions, and hydraulic systems operate efficiently ¹.

Purpose of the Male Union Elbow 3047340

The Male Union Elbow 3047340 serves a specific function within the truck’s fluid system. It is designed to facilitate the connection between different components, allowing for the smooth and controlled flow of fluids. This part helps in redirecting fluid paths at a 90-degree angle, which is often necessary in the compact and complex layout of a truck’s engine compartment. By providing a reliable connection point, it ensures that the fluid system can operate without leaks or disruptions.

Key Features

This Cummins part is constructed with high-quality materials to ensure durability and performance. Its design includes precise threading to allow for a secure fit, and it is built to withstand the pressures and temperatures typical in truck fluid systems. Additionally, the elbow’s design allows for easy disassembly and reassembly, which is beneficial for maintenance and repair purposes.

Benefits

Incorporating the Male Union Elbow 3047340 into a truck’s fluid system offers several advantages. It enhances fluid management by providing a reliable connection that minimizes the risk of leaks. This, in turn, contributes to improved system efficiency, as fluids are directed precisely where needed without loss. The part’s robust construction also increases the reliability of the truck’s operations, reducing the likelihood of system failures due to connection issues.

Installation Considerations

When installing the Male Union Elbow 3047340, it is important to follow guidelines to ensure proper function and longevity. This includes aligning the fitting correctly with the corresponding female fitting and applying the appropriate torque to secure the connection without over-tightening, which could damage the threads. Compatibility with other system components should also be verified to ensure a seamless integration into the truck’s fluid system.

Troubleshooting and Maintenance

Common issues with the Male Union Elbow 3047340 may include leaks or difficulty in disassembly. Diagnostic procedures should involve checking the connection for proper alignment and torque, as well as inspecting the fitting for signs of wear or damage. Regular maintenance, such as cleaning and inspecting the fitting during routine service intervals, can help prevent issues and ensure optimal performance.

Cummins Overview

Cummins is a reputable manufacturer with a long-standing history in the automotive industry. Known for its commitment to quality, Cummins produces a wide range of components for engines and fluid systems. The company’s reputation is built on its dedication to innovation, reliability, and customer satisfaction, making it a trusted name in the commercial truck sector.

Compatibility with Cummins Engines

The Male Union Elbow 3047340 is designed to fit seamlessly with a variety of Cummins engine models. This part is crucial for ensuring proper fluid flow and connection between different sections of the engine’s plumbing system.

ISM Series Engines

The Male Union Elbow 3047340 is compatible with several models within the ISM series, including:

• ISM CM570
• ISM CM570/870
• ISM CM876
• ISM11 CM876 SN
• QSM11 CM570
• QSM11 CM876

These engines are known for their reliability and efficiency, often used in heavy-duty applications such as marine and industrial settings.

QSK Series Engines

This part also fits well with the following QSK series engines:

• QSK19 CM2350 K114
• QSK19 CM500
• QSK19 CM850 MCRS

The QSK series engines are designed for high-performance applications, providing robust power and efficiency.

L10 Series Engines

The Male Union Elbow 3047340 is also suitable for the L10 series engines, which include:

• L10 CELECT
• L10 GAS
• L10 MECHANICAL

These engines are widely used in various applications, offering flexibility and performance.

M11 Series Engines

For the M11 series engines, the part is compatible with:

• M11 CELECT
• M11 CELECT PLUS
• M11 MECHANICAL

These engines are known for their versatility and are often used in both on-highway and off-highway applications.

VTA Series Engines

Lastly, the Male Union Elbow 3047340 fits with the VTA series engine:

• VTA903 CM2250 V105

This engine is designed for high-performance applications, providing exceptional power and efficiency.

By ensuring a proper fit with these various engine models, the Male Union Elbow 3047340 plays a critical role in maintaining the integrity and performance of the engine’s plumbing system.

Role of Part 3047340 Male Union Elbow in Engine Systems

The part 3047340 Male Union Elbow is a versatile component that facilitates the connection and redirection of fluid flow within various engine systems. Its application spans across multiple subsystems, enhancing the efficiency and reliability of the engine.

Fuel System Integration

In the fuel system, the Male Union Elbow is often employed to connect the fuel pump to the fuel filter head or the fuel manifold. This ensures a secure and leak-free connection, allowing for consistent fuel delivery to the engine. It also provides the flexibility needed to route fuel lines around other components, optimizing the layout of the fuel system.

Oil System Applications

Within the oil system, the Male Union Elbow plays a significant role in connecting the full flow oil filter to the oil pan or the oil filter head kit. This connection is essential for maintaining proper oil circulation, which is vital for lubricating engine components and dissipating heat. The elbow allows for efficient routing of oil lines, reducing the risk of kinks or restrictions that could impede oil flow.

Turbocharger and Scavenge Pump Systems

In turbocharged engines, the Male Union Elbow is used to connect the turbocharger to the scavenge pump system. This connection ensures that the scavenge pump can effectively remove any accumulated oil or debris from the turbocharger, maintaining its performance and longevity. The elbow’s design allows for a robust connection that can withstand the high pressures and temperatures associated with turbocharger operation.

Engine Monitoring and Plumbing

For engine monitoring systems, the Male Union Elbow is utilized to connect various sensors and gauges to the plumbing network. This enables accurate measurement and monitoring of fluid levels, pressures, and temperatures within the engine. The elbow’s reliable connection ensures that monitoring data is precise, aiding in the early detection of potential issues.

Additional Applications

Beyond these primary systems, the Male Union Elbow is also used in the drain system to facilitate the removal of fluids from the engine components. Its application in the remote oil filter system ensures that the filter can be placed in an optimal location for maintenance and performance, while still being securely connected to the engine’s oil circulation system.

Conclusion

In summary, the part 3047340 Male Union Elbow is an indispensable component in various engine systems, providing secure, flexible, and efficient connections that contribute to the overall performance and reliability of the engine.