4100631
O-Ring Adapter
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$439.95 $523.54

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.


DESCRIPTION

The Cummins 4100631 O-Ring Adapter is a specialized component designed for use in commercial trucks. It plays a role in ensuring the proper operation of the vehicle’s engine or fuel system. Understanding its function and importance can help maintain the efficiency and reliability of truck operations.

Basic Concepts of O-Ring Adapters

An O-Ring Adapter is a mechanical component that facilitates the connection between different parts of a system, often involving fluid or gas transfer. It utilizes an O-ring—a toroidal piece of elastomer—to create a seal that prevents leaks. These adapters are commonly used in various mechanical systems to ensure that connections remain tight and secure under different operational conditions 1.

Purpose of the Cummins 4100631 O-Ring Adapter

This Cummins part is specifically designed to play a role in the engine or fuel system of a truck. It ensures a secure and leak-proof connection between components, which is vital for maintaining the integrity of the system. By providing a reliable seal, it helps in the efficient transfer of fluids or gases, contributing to the overall performance of the engine 2.

Key Features

The 4100631 is constructed from high-quality materials that offer durability and resistance to various operational stresses. Its design specifications include precise dimensions to ensure a perfect fit within the system. Unique attributes such as enhanced sealing capabilities and resistance to wear and tear contribute to its reliable performance.

Benefits of Using the 4100631 O-Ring Adapter

Incorporating this part into truck systems offers several advantages. It provides improved sealing, which reduces the risk of leaks and ensures efficient operation. Its durable construction contributes to longevity, while its design enhances the overall efficiency of the system by maintaining secure connections.

Installation Considerations

When installing the 4100631, it is important to follow guidelines and best practices to ensure proper integration into the system. Preparatory steps may include cleaning the connection points and inspecting the O-ring for any defects. The use of appropriate tools can facilitate a smooth installation process.

Troubleshooting Common Issues

Frequent problems associated with O-Ring Adapters can include leaks or improper sealing. Troubleshooting steps may involve inspecting the O-ring for damage, ensuring correct installation, and verifying that all connection points are clean and free from debris. Addressing these issues promptly can help maintain the efficiency of the system.

Maintenance Tips

Regular maintenance of the 4100631 is important to ensure its longevity and optimal performance. This may include periodic inspections to check for wear or damage, and replacing the O-ring as needed. Adhering to recommended inspection intervals and replacement guidelines can help prevent issues and ensure reliable operation.

Manufacturer Information - Cummins

Cummins is a renowned manufacturer with a strong reputation in the industry for producing high-quality automotive components. Their commitment to innovation and quality is evident in the design and performance of their products, including the 4100631 O-Ring Adapter 3.

Cummins Engine Part 4100631 O-Ring Adapter Compatibility

This Cummins part is designed to fit seamlessly with several of Cummins’ engine models. This adapter is crucial for ensuring proper sealing and connection in various engine components, contributing to the overall efficiency and reliability of the engine.

QSK45 CM500 and QSK60 CM500

The O-Ring Adapter part 4100631 is compatible with both the QSK45 CM500 and QSK60 CM500 engines. These engines are part of Cummins’ QSK series, known for their robust performance and reliability in demanding applications. The adapter’s design ensures it fits perfectly with the specific sealing requirements of these models, maintaining the integrity of the engine’s connections.

QSK60 CM850 MCRS

The QSK60 CM850 MCRS engine also benefits from the use of the part 4100631 O-Ring Adapter. This model, equipped with the MCRS (Modular Common Rail System), requires precise sealing to handle the advanced fuel injection system. The adapter’s compatibility with this engine ensures that all connections are secure and leak-free, supporting the engine’s high performance and efficiency.

QSK60G

Lastly, the QSK60G engine is another model that utilizes the part 4100631 O-Ring Adapter. This engine is part of the QSK series, designed for heavy-duty applications. The adapter’s fit with the QSK60G ensures that all critical connections are properly sealed, contributing to the engine’s durability and performance in demanding environments.

Role of Part 4100631 O-Ring Adapter in Engine Systems

The part 4100631 O-Ring Adapter is instrumental in ensuring the integrity and efficiency of various engine systems by providing a reliable seal between components.

In the context of the engine block, the O-Ring Adapter is typically used to seal connections between the block and other components such as sensors, fuel injectors, or coolant passages. This ensures that fluids and gases remain contained within their designated pathways, preventing leaks that could lead to performance issues or damage.

When integrated with the cylinder, the O-Ring Adapter plays a significant role in sealing the connections between the cylinder and its associated components, such as fuel lines or sensor ports. This sealing is essential for maintaining the precise fuel-air mixture and ensuring that no external contaminants enter the combustion chamber, which could affect engine performance and emissions.

Overall, the 4100631 enhances the reliability and performance of engine systems by providing robust seals that are vital for the proper functioning of both the engine block and cylinders.

Conclusion

The Cummins 4100631 O-Ring Adapter is a critical component in the maintenance and operation of commercial truck engines. Its role in providing secure and leak-proof connections within the engine system ensures the efficient transfer of fluids and gases, contributing to the overall performance and reliability of the engine. Proper installation, regular maintenance, and prompt troubleshooting of common issues are essential practices to maximize the benefits of this part. Cummins’ commitment to quality and innovation is reflected in the design and functionality of the 4100631, making it a valuable asset in the realm of commercial vehicle systems.


  1. Gillespie, Thomas D. Fundamentals of Vehicle Dynamics. SAE International, 2021.

  2. Kershaw, John F. SAE International’s Dictionary for Automotive Engineers. SAE International, 2023.

  3. Duffy, Owen C and Wright, Gus. Fundamentals of Medium-Heavy Duty Commercial Vehicle Systems. Jones Bartlett Learning, 2016.

SPECIFICATIONS

Service Part Topic
04T19-2
Package Dimensions
8.0 x 8.0 x 2.7 in
Weight
0.164 lb
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.