3907740
Spring Hose Clamp
Cummins®

The Spring Hose Clamp 3907740, manufactured by Cummins, is a component designed for use in commercial truck operations. Cummins, a well-established name in the commercial vehicle industry, produces a range of parts and systems that contribute to the efficiency and reliability of heavy-duty trucks. The 3907740 Spring Hose Clamp is one such component, playing a role in ensuring the secure attachment of hoses within the truck’s systems.

Basic Concepts of Spring Hose Clamps

Spring hose clamps are devices used to create a secure connection between a hose and a fitting. They consist of a metal band with a built-in spring that allows the clamp to expand and contract, providing a tight seal around the hose. These clamps are widely used in automotive and industrial applications to maintain the integrity of fluid transfer systems, including coolant, fuel, and hydraulic lines ¹.

Purpose of the 3907740 Spring Hose Clamp in Truck Operations

In commercial truck operations, the 3907740 Spring Hose Clamp serves to secure hoses in various systems, ensuring that connections remain tight and leak-free. This clamp is particularly important in maintaining the integrity of fluid transfer systems, which are vital for the operation of the truck’s engine and other components. By providing a reliable seal, the clamp helps prevent fluid leaks, which can lead to system failures and increased maintenance costs ².

Key Features of the 3907740 Spring Hose Clamp

The 3907740 Spring Hose Clamp is constructed from high-quality materials, ensuring durability and resistance to corrosion. Its design includes a robust spring mechanism that allows for easy installation and adjustment, accommodating various hose sizes. The clamp’s material composition and design elements contribute to its performance and longevity, making it a reliable choice for commercial truck applications ³.

Benefits of Using the 3907740 Spring Hose Clamp

Utilizing the 3907740 Spring Hose Clamp offers several advantages. Its reliable design enhances the security of hose connections, reducing the risk of leaks and system failures. The ease of installation simplifies maintenance procedures, allowing for quick adjustments or replacements when necessary. Additionally, the durability of the clamp can lead to potential cost savings for fleet operators by minimizing the need for frequent replacements ⁴.

Troubleshooting and Maintenance Suggestions

To ensure the longevity and optimal performance of the 3907740 Spring Hose Clamp, regular inspection and maintenance are recommended. Common issues with spring hose clamps include corrosion, wear, and improper installation. Inspecting the clamp for signs of damage or wear and ensuring it is correctly installed can help prevent problems. Additionally, replacing the clamp at recommended intervals or when signs of wear are detected can contribute to the overall reliability of the truck’s fluid transfer systems ⁵.

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 systems, and aftermarket parts. With a history spanning over a century, Cummins has established a reputation for quality, innovation, and reliability in the commercial vehicle industry. The company’s extensive product range and commitment to excellence provide a solid foundation for the quality and reliability of components like the 3907740 Spring Hose Clamp ⁶.

Compatibility of Spring Hose Clamp Part 3907740 with Cummins Engines

The Spring Hose Clamp part 3907740, manufactured by Cummins, is designed to fit a variety of Cummins engines. This part is essential for securing hoses and ensuring a tight seal, which is crucial for maintaining engine performance and preventing leaks. Below is a detailed look at the compatibility of this part with various Cummins engines.

Compatibility with 6B5.9 and 6C8.3 Engines

The Spring Hose Clamp part 3907740 is compatible with the 6B5.9 and 6C8.3 engines. These engines are known for their robust design and reliability, often used in heavy-duty applications. The clamp ensures that hoses remain securely attached, which is vital for the proper functioning of these engines.

Compatibility with B5.9 G, C8.3 G, and QSC8.3 CM554 Engines

The part 3907740 is also suitable for the B5.9 G, C8.3 G, and QSC8.3 CM554 engines. These engines are part of the Cummins QSC series, which is designed for medium-duty applications. The spring clamp provides the necessary grip to maintain hose integrity under various operating conditions.

Compatibility with G8.3, G8.3 CM558, and GTA8.3 CM558 Engines

The Spring Hose Clamp part 3907740 fits the G8.3, G8.3 CM558, and GTA8.3 CM558 engines. These engines are part of the Cummins G series, known for their versatility and performance in both on-highway and off-highway applications. The clamp ensures that hoses are held firmly in place, which is crucial for the efficient operation of these engines.

Compatibility with ISB CM550, ISC CM554, and ISC CM850 Engines

The part 3907740 is compatible with the ISB CM550, ISC CM554, and ISC CM850 engines. These engines are part of the Cummins ISB and ISC series, which are widely used in various industries, including construction, agriculture, and transportation. The spring clamp provides the necessary support to keep hoses securely fastened.

Compatibility with ISL CM554, ISL9 CM2150 SN, and QSL9 CM554 Engines

The Spring Hose Clamp part 3907740 is also suitable for the ISL CM554, ISL9 CM2150 SN, and QSL9 CM554 engines. These engines are part of the Cummins ISL and QSL series, which are known for their durability and efficiency. The clamp ensures that hoses are held tightly, which is essential for maintaining the performance and longevity of these engines.

Compatibility with L9.3 L105 Engine

Lastly, the part 3907740 fits the L9.3 L105 engine. This engine is part of the Cummins L series, which is designed for heavy-duty applications. The spring clamp provides the necessary grip to keep hoses securely attached, which is crucial for the reliable operation of this engine.

By ensuring that the Spring Hose Clamp part 3907740 is compatible with a wide range of Cummins engines, it helps maintain the integrity of hose connections and prevents leaks, contributing to the overall performance and reliability of the engines.

Role of Part 3907740 Spring Hose Clamp in Engine Systems

The 3907740 Spring Hose Clamp is an essential component in maintaining the integrity and efficiency of various engine systems. Its application spans across multiple subsystems, ensuring secure and reliable connections.

Oil Fill and Breather Systems

In the oil fill and breather systems, the 3907740 Spring Hose Clamp is utilized to secure hoses that facilitate the flow of oil and ventilate crankcase gases. This ensures that oil is efficiently delivered to critical engine components while allowing crankcase gases to escape, preventing pressure build-up which could lead to leaks or reduced engine performance.

Crankcase Ventilation

For the crankcase ventilation system, the clamp plays a significant role in maintaining a sealed environment. It secures hoses connected to the front and tappet retro-breathers, ensuring that any gases produced within the crankcase are properly vented. This helps in maintaining optimal engine operation by preventing contamination of the oil and reducing the risk of engine wear.

Plumbing and Compressor Coolant Systems

In plumbing applications, particularly within the compressor coolant system, the 3907740 Spring Hose Clamp ensures that coolant hoses remain firmly attached. This is vital for the efficient transfer of coolant, which is necessary for regulating engine temperature and preventing overheating. Secure hose connections are paramount to avoid coolant leaks, which could lead to engine damage.

Short Engine Kit Integration

When incorporated into a short engine kit, the 3907740 Spring Hose Clamp aids in the assembly and maintenance of various hoses and fittings. Its role is to provide a reliable connection point that can withstand the vibrations and pressures inherent in engine operation. This ensures that all fluid pathways within the engine remain intact, contributing to the overall reliability and performance of the engine system.

Conclusion

The 3907740 Spring Hose Clamp by Cummins is a vital component in the maintenance and operation of commercial truck engines. Its robust design, ease of installation, and compatibility with a wide range of Cummins engines make it an indispensable part for ensuring secure and reliable hose connections. Regular maintenance and proper installation of this clamp can significantly contribute to the longevity and efficiency of the truck’s fluid transfer systems, ultimately leading to cost savings and enhanced performance.