3911803
Double End Plain Stud
Cummins®

The Double End Plain Stud, identified by part number 3911803 and manufactured by Cummins, is a significant component in commercial truck maintenance. This part ensures the secure fastening of various components in truck mechanical systems. Cummins, known for its commitment to quality and innovation, makes the 3911803 Double End Plain Stud a reliable choice for truck operators and maintenance professionals ³.

Basic Concepts of Double End Plain Studs

A Double End Plain Stud is a fastener with threads on both ends, allowing it to be screwed into two separate components. This design facilitates a strong and stable connection, crucial for the structural integrity of a truck’s mechanical system. Studs are preferred in applications where bolts might not provide sufficient strength or where repeated disassembly and reassembly are required ¹.

Role of the 3911803 Double End Plain Stud in Truck Operation

The 3911803 Double End Plain Stud connects critical components within a truck’s engine and other mechanical systems, supporting the vehicle’s overall functionality and reliability. By providing a secure and durable connection, this stud contributes to the efficient operation of the truck ³.

Key Features of the 3911803 Double End Plain Stud

The 3911803 Double End Plain Stud is distinguished by its material composition, designed to withstand the rigors of commercial truck operation, and its thread specifications, which ensure a secure fit. The stud’s design is tailored to meet the demanding requirements of truck maintenance, offering both strength and ease of use ³.

Benefits of Using the 3911803 Double End Plain Stud

Incorporating the 3911803 Double End Plain Stud into truck maintenance offers several advantages. Its design contributes to improved reliability and durability, reducing the likelihood of component failure. Additionally, the stud’s ease of installation makes it a practical choice for maintenance professionals, allowing for efficient repairs and replacements. The longevity of the stud also ensures that trucks remain in operation with minimal downtime ³.

Installation and Usage Guidelines

Proper installation of the 3911803 Double End Plain Stud is crucial for ensuring optimal performance. Step-by-step guidelines should be followed, including the use of appropriate torque specifications to secure the stud in place without over-tightening. Best practices for installation involve checking the condition of the threads and the components being connected to ensure a secure and lasting connection ³.

Troubleshooting and Maintenance

Common issues with Double End Plain Studs can include loosening over time or damage due to wear and tear. Troubleshooting methods may involve checking for proper torque and inspecting the stud and connected components for signs of wear. Regular maintenance, such as periodic checks and replacements as needed, can prolong the life of the stud and ensure continued reliable performance ³.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and a commitment to quality, Cummins serves commercial truck customers around the world. The company’s product range includes a variety of components and systems designed to enhance the performance, efficiency, and reliability of commercial vehicles ².

Compatibility of Double End Plain Stud 3911803 with Cummins Engines

The Double End Plain Stud part number 3911803, manufactured by Cummins, is designed to fit a variety of Cummins engines. This part is integral for securing components within the engine assembly, ensuring stability and reliability.

ISB Series Engines

• ISB CM550
• ISB/ISD4.5 CM2150 B119
• ISB3.9 CM2220 B107
• ISB5.9 CM2880 B127

The ISB series engines, including the ISB CM550, ISB/ISD4.5 CM2150 B119, ISB3.9 CM2220 B107, and ISB5.9 CM2880 B127, are all compatible with the Double End Plain Stud 3911803. This part is crucial for maintaining the structural integrity of these engines, particularly in applications where dual-ended support is necessary.

ISBE Series Engines

• ISBE4 CM850

The ISBE4 CM850 engine also fits the Double End Plain Stud 3911803. This engine, known for its robust performance, benefits from the added security provided by this stud in various engine components.

ISF Series Engines

• ISF3.8 CM2220 AN

The ISF3.8 CM2220 AN engine is another model that is compatible with the Double End Plain Stud 3911803. This part ensures that the engine’s components are securely fastened, contributing to the overall performance and longevity of the engine.

Other Cummins Engines

• 4B3.9
• 6B5.9

The Double End Plain Stud 3911803 is also suitable for the 4B3.9 and 6B5.9 engines. These engines, while differing in specifications, share the need for reliable fastening solutions that this stud provides.

By ensuring compatibility across these engines, the Double End Plain Stud 3911803 plays a vital role in maintaining the structural and operational integrity of Cummins engines ².

Role of Part 3911803 Double End Plain Stud in Engine Systems

The 3911803 Double End Plain Stud is a versatile component that facilitates the secure attachment and alignment of various engine system components. Its primary function is to provide a robust connection point that can withstand the dynamic forces and vibrations inherent in engine operations.

Integration with Fans and Fan Drives

In systems where a fan is employed to manage engine cooling, the 3911803 Double End Plain Stud plays a significant role. It is often used to attach the fan to the fan drive mechanism. This ensures that the fan remains securely in place while allowing for the necessary rotational movement to effectively draw air through the engine’s cooling fins.

Connection in Hydraulic Systems

For hydraulic pumps, the 3911803 Double End Plain Stud is instrumental in mounting the pump to the engine. This secure attachment is essential for maintaining the pump’s alignment with the engine’s drive shaft, ensuring efficient operation and preventing leaks in the hydraulic system.

Application in Vacuum and Vacuum/Hydraulic Systems

In vacuum pumps and combined vacuum/hydraulic systems, the 3911803 Double End Plain Stud is used to connect the pump to the engine. This connection is vital for maintaining the pump’s operational integrity, as it must withstand the varying pressures and forces generated during engine operation.

General Mounting Purposes

Beyond specific applications, the 3911803 Double End Plain Stud is commonly used for general mounting purposes within engine systems. It provides a reliable means to attach various components to the engine block or other structural elements, ensuring that these components remain in the correct position and orientation during engine operation ³.

Conclusion

The 3911803 Double End Plain Stud is a critical component in the maintenance and operation of commercial trucks, particularly those equipped with Cummins engines. Its design and features contribute to the reliability, durability, and efficiency of truck mechanical systems. Proper installation, regular maintenance, and understanding its role in various engine systems are essential for maximizing the benefits of this Cummins part.