3394861
u Bolt Clamp
Cummins®

Introduction

The Cummins 3394861 U-Bolt Clamp is a specialized fastening component designed for use in commercial trucks. Its primary purpose is to secure various parts and assemblies within the truck’s structure, ensuring stability and safety during operation. This clamp is particularly relevant in applications where robust and reliable fastening solutions are required to withstand the rigors of heavy-duty use ¹.

Basic Concepts of U-Bolt Clamps

A U-Bolt Clamp consists of a U-shaped bolt that wraps around an object, with threaded ends that accept nuts. This design allows for a strong clamping force to be exerted, securing the object in place. Mechanically, the U-Bolt Clamp operates by converting the torque applied to the nuts into a clamping force that holds the components together firmly ².

Purpose of the Cummins 3394861 U-Bolt Clamp

This Cummins part plays a specific role in the operation of commercial trucks by securing critical components such as exhaust systems, fuel tanks, and other assemblies. Its application areas include fastening exhaust pipes to the truck frame, securing fuel tanks, and attaching various brackets and supports. The clamp’s importance in truck maintenance and performance lies in its ability to provide a stable and secure connection, which is vital for the safe and efficient operation of the vehicle ³.

Key Features

The Cummins 3394861 U-Bolt Clamp is characterized by several key features that enhance its functionality. It is typically made from high-strength materials such as steel, ensuring durability and resistance to wear and tear. The design specifications include precise threading and a robust U-shape that provides optimal clamping force. Additionally, the clamp may feature corrosion-resistant coatings or treatments to extend its lifespan in various operating conditions.

Benefits

Using this Cummins part offers several benefits. Its durable construction ensures long-lasting performance, reducing the need for frequent replacements. The design allows for ease of installation, making it a convenient choice for maintenance tasks. Furthermore, its reliability in various operating conditions, including exposure to vibrations and harsh environments, makes it a trusted component in commercial truck applications.

Installation Process

Proper installation of the Cummins 3394861 U-Bolt Clamp involves several steps to ensure a secure fastening. Begin by positioning the U-Bolt around the object to be clamped, ensuring it is centered and aligned correctly. Use a wrench to tighten the nuts gradually, applying even pressure to avoid over-tightening or cross-threading. It is important to check the clamp periodically during the tightening process to ensure it remains aligned and the clamping force is distributed evenly.

Troubleshooting Common Issues

Common issues with U-Bolt Clamps may include loosening over time due to vibrations or corrosion. To address loosening, re-tighten the nuts to the manufacturer’s specified torque settings. If corrosion is present, clean the affected areas thoroughly and apply a corrosion-resistant coating or replace the clamp if necessary. Regular inspections can help identify and resolve these issues before they lead to more significant problems.

Maintenance Tips

To ensure the longevity and consistent performance of the Cummins 3394861 U-Bolt Clamp, regular maintenance is recommended. Inspect the clamp periodically for signs of wear, corrosion, or loosening. Clean the clamp and surrounding areas to remove dirt and debris that could contribute to corrosion. Applying a corrosion-resistant coating during maintenance can further protect the clamp from environmental factors.

Compatibility and Applications

The Cummins 3394861 U-Bolt Clamp is designed for use in various commercial truck applications. It is commonly employed in securing exhaust systems, fuel tanks, and other critical components. Its compatibility with different truck models and systems makes it a versatile choice for maintenance and repair tasks.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality, innovation, and reliability in the commercial truck industry. The company’s product range includes a variety of components and systems designed to enhance the performance and efficiency of commercial vehicles.

U-Bolt Clamp 3394861 Compatibility with Cummins Engines

The U-Bolt Clamp part number 3394861, manufactured by Cummins, is designed to fit a variety of Cummins engines. This clamp is essential for securing U-bolts, which are commonly used in engine mounting and other structural applications. Here is a breakdown of its compatibility with the listed engines:

• G855 and G855 CM558: The U-Bolt Clamp 3394861 is compatible with these engines, ensuring proper mounting and stability.

• GTA38 G CMEICS G116C and GTA855 CM558 (CM2358) G101: These engines also benefit from the use of the U-Bolt Clamp 3394861, providing a reliable method for securing U-bolts in critical areas.

• KTA19GC and KTA19GC CM558: The U-Bolt Clamp 3394861 is suitable for these engines, ensuring that the U-bolts are held securely in place, which is crucial for maintaining engine integrity.

• N14 G: This engine is another application where the U-Bolt Clamp 3394861 can be used effectively, providing the necessary support and stability for U-bolts.

In summary, the U-Bolt Clamp 3394861 is a versatile component that fits a range of Cummins engines, ensuring that U-bolts are securely fastened and the engine remains stable during operation.

Part 3394861 U-Bolt Clamp Component Usage

The part 3394861 U-Bolt Clamp is instrumental in securing and maintaining the integrity of various engine system components. Its application is widespread across different subsystems, ensuring efficient operation and durability.

Heat Exchanger and Manifold Integration

In the heat exchanger system, the U-Bolt Clamp is used to fasten the manifold to the exchanger body. This secure attachment ensures that the manifold remains stable under varying thermal conditions, preventing leaks and maintaining optimal heat transfer efficiency. The clamp’s robust design accommodates thermal expansion and contraction, which are common in heat exchanger operations.

Water Module and Fuel Control Module Assembly

For the water module and fuel control module, the U-Bolt Clamp plays a significant role in attaching these modules to the engine frame. This secure fitting is essential for the modules to function correctly, as any movement can lead to misalignment and potential failure of the water or fuel delivery systems. The clamp ensures that these modules remain firmly in place, even under the dynamic conditions of engine operation.

Pressure Regulator Valve and System Stability

In systems involving a pressure regulator valve, the U-Bolt Clamp is employed to secure the valve to its mounting bracket. This ensures that the valve operates within its specified parameters, maintaining consistent pressure levels throughout the system. The clamp’s reliability is vital for the pressure regulator’s performance, as any instability can result in pressure fluctuations that affect engine efficiency.

Auxiliary Cooling Valve and Enhanced Performance

The auxiliary cooling valve, which is critical for managing engine temperature under high-load conditions, also benefits from the U-Bolt Clamp. By securely attaching the valve to the cooling system, the clamp ensures that the valve can respond quickly to temperature changes, enhancing the engine’s overall performance and longevity.

Fuel Control and Pressure Regulator Integration

Lastly, in fuel control systems that incorporate a pressure regulator, the U-Bolt Clamp is used to maintain the regulator’s position relative to the fuel lines. This secure attachment is essential for precise fuel delivery, ensuring that the engine receives the correct fuel-air mixture for optimal combustion. The clamp’s durability and strength are paramount in these high-stress applications, contributing to the system’s reliability and efficiency.

Conclusion

The Cummins 3394861 U-Bolt Clamp is a critical component in the maintenance and operation of commercial trucks. Its robust design, ease of installation, and reliability in various operating conditions make it an essential part for securing critical components within the truck’s structure. Regular maintenance and proper installation are key to ensuring the longevity and performance of this part, contributing to the overall safety and efficiency of the vehicle.