3926703
Spring Hose Clamp
Cummins®

Introduction

The Spring Hose Clamp 3926703 is a component manufactured by Cummins, a well-established name in the commercial truck industry. This clamp is designed for use in various hose systems within commercial trucks, ensuring secure connections and reliable performance.

Basic Concepts of Spring Hose Clamps

Spring hose clamps are mechanical fasteners used to secure hoses to fittings. They consist of a metal band with a built-in spring that provides constant tension, ensuring a tight seal. In automotive applications, these clamps are essential for maintaining the integrity of fluid transfer systems, including coolant, fuel, and hydraulic lines ¹.

Purpose of the Spring Hose Clamp 3926703

The Spring Hose Clamp 3926703 plays a specific role in the operation of a truck by securing hoses in critical systems. It is applied in various hose systems to prevent leaks and ensure that fluids are transferred efficiently and safely. This clamp is particularly important in environments where vibrations and temperature fluctuations are common, as it maintains a consistent grip on the hose.

Key Features

The Spring Hose Clamp 3926703 is characterized by several primary features that enhance its functionality. It is typically made from high-quality materials such as stainless steel, which provides corrosion resistance and durability. The design includes a spring mechanism that allows for easy installation and adjustment, ensuring a secure fit on various hose diameters. Additionally, the clamp may feature a protective coating to further resist environmental factors.

Benefits of Using Spring Hose Clamps

Employing spring hose clamps in truck maintenance and operation offers several advantages. These clamps are known for their durability, which reduces the need for frequent replacements. They are also easy to install, requiring minimal tools and time. Reliability is another significant benefit, as spring hose clamps maintain a consistent seal under varying conditions, which is vital for the safe and efficient operation of a truck ².

Installation Process

Installing the Spring Hose Clamp 3926703 involves several steps to ensure proper function. First, the hose should be cleaned and inspected for any damage. The clamp is then positioned around the hose and fitting, ensuring it is aligned correctly. Using a clamp plier, the band is tightened until it reaches the desired tension, securing the hose in place. It is important to avoid over-tightening, which can damage the hose, and to ensure the clamp is not twisted, which can lead to an ineffective seal.

Troubleshooting Common Issues

Frequent problems with spring hose clamps can include leaks, which may be caused by improper installation, hose damage, or clamp failure. To address these issues, first, inspect the clamp and hose for any visible damage. If the clamp is loose, it should be re-tightened. If the hose is damaged, it may need to be replaced. Regular inspections can help identify and resolve these issues before they lead to more significant problems ³.

Maintenance Tips

To ensure the longevity and optimal performance of the Spring Hose Clamp 3926703, regular maintenance practices are recommended. This includes periodic inspections to check for signs of wear or corrosion. If the clamp shows signs of deterioration, it should be replaced to maintain a secure seal. Additionally, ensuring that hoses are clean and free from debris can prevent issues that may affect the clamp’s performance.

Cummins: A Brief 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 history of excellence make it a trusted name in the industry.

Spring Hose Clamp 3926703 Compatibility with Cummins Engines

The Spring Hose Clamp 3926703, manufactured by Cummins, is a versatile component designed to fit a variety of Cummins engines. This clamp is engineered to securely hold hoses in place, ensuring a tight seal and preventing leaks. Below is a detailed overview of the engines with which this part is compatible:

Cummins B Series Engines

• B5.9 CM2670 B166C
• B5.9 G

Cummins C Series Engines

• C GAS PLUS CM556
• C8.3 G

Cummins ISB Series Engines

• ISB CM2150
• ISB CM550
• ISB6.7 CM2250
• ISB6.7 CM2350 B101

Cummins ISC Series Engines

• ISC CM2150
• ISC CM554
• ISC CM850
• ISC8.3 CM2250

Cummins ISL Series Engines

• ISL CM2150
• ISL CM554
• ISL9 CM2150 SN
• ISL9 CM2250

Cummins QSB Series Engines

• QSB4.5 CM2250 EC
• QSB4.5 CM850 (CM2850)
• QSB5.9 30 CM550
• QSB5.9 44 CM550
• QSB5.9 CM2880 B139
• QSB6.7 CM2250

This Spring Hose Clamp is designed to be a universal fit for these engines, providing a reliable solution for securing hoses and maintaining system integrity.

Role of Part 3926703 Spring Hose Clamp in Engine Systems

The 3926703 Spring Hose Clamp is instrumental in ensuring the integrity and efficiency of various engine systems by providing secure connections for hoses and other components.

In the Air Cooler Leak Test Kit, the spring hose clamp is used to seal connections, allowing for accurate pressure testing and identification of leaks within the air cooling system. This ensures that the air cooler operates efficiently, maintaining optimal engine temperature.

For the Air Intake Hose, the clamp secures the hose to the intake manifold and other components, preventing air leaks that could disrupt the air-fuel mixture and reduce engine performance.

In the Air Transfer Connection, the clamp ensures a tight seal, which is essential for the efficient transfer of air between different parts of the engine system. This is particularly important in systems where precise air flow is required for optimal operation.

When dealing with Turbocharger systems, the clamp is used to secure hoses that connect the turbocharger to the intercooler and other components. This ensures that the pressurized air from the turbocharger is delivered without loss, maximizing engine power and efficiency.

In the Governor and Electronic systems, the clamp secures connections that are vital for the accurate delivery of fuel and air, ensuring that the engine operates within specified parameters.

For the Muffler and components of the Turbocharger Gasket Kit, the clamp provides the necessary sealing to prevent exhaust leaks, which can affect engine performance and emissions.

Overall, the 3926703 Spring Hose Clamp plays a significant role in maintaining the efficiency and reliability of engine systems by ensuring secure and leak-free connections across a variety of components.

Conclusion

The Spring Hose Clamp 3926703 by Cummins is a critical component in the maintenance and operation of commercial trucks. Its design and features ensure secure and reliable connections in various hose systems, contributing to the overall efficiency and safety of the vehicle. Regular maintenance and proper installation are key to maximizing the performance and longevity of this part.