4019275
O Ring Seal
Cummins®

This article provides an overview of the Cummins 4019275 O Ring Seal, covering the basic concepts of O Ring Seals, their function in commercial trucks, key features, benefits, and maintenance suggestions.

Basic Concepts of O Ring Seals

An O Ring Seal is a mechanical gasket with a circular cross-section, used to create a seal between two or more parts. Typically made from elastomers, it is designed to be seated in a groove and compressed during assembly between mating parts, creating a seal at an interface ¹.

Function of the 4019275 O Ring Seal in Trucks

This Cummins part plays a role in ensuring fluid integrity within the truck’s systems. It is used to prevent leaks of liquids or gases in a wide range of applications and is commonly found in dynamic and static sealing applications ².

Key Features

The 4019275 O Ring Seal is designed with specific materials and dimensions to meet the demanding requirements of commercial truck applications. It is engineered to withstand high pressures and temperatures, ensuring reliable performance ³.

Benefits

The use of the 4019275 O Ring Seal offers several benefits, including enhanced sealing performance, resistance to a variety of chemicals and environmental conditions, and long-lasting durability. These factors contribute to the overall efficiency and reliability of the truck’s systems ⁴.

Troubleshooting and Maintenance

Regular inspection of the O Ring Seal is recommended to ensure it remains in good condition. Signs of wear or damage should be addressed promptly to prevent potential leaks. Replacement should be performed according to the manufacturer’s guidelines to maintain system integrity .

Cummins O Ring Seal 4019275 Compatibility

The Cummins O Ring Seal part number 4019275 is designed to fit seamlessly within a variety of engine configurations. This seal is integral for maintaining the integrity of the engine’s sealing system, ensuring that there are no leaks or unwanted fluid loss.

QSM11 Engines

For the QSM11 engines, the O Ring Seal 4019275 is specifically engineered to fit into critical sealing points. These engines, known for their robust performance, benefit from the precision fit and durability of this seal, which helps in maintaining optimal engine efficiency and longevity.

CM570 Engines

Similarly, in the CM570 engines, the O Ring Seal 4019275 plays a crucial role in sealing various components. This seal ensures that the engine operates smoothly by preventing leaks and maintaining the required pressure levels within the system. Its compatibility with the CM570 engine series underscores its versatility and reliability in high-performance applications.

Grouping Engines

When considering the QSM11 and CM570 engines together, it is evident that the O Ring Seal 4019275 is a key component that supports the sealing needs of both engine types. Its design and material composition are tailored to withstand the operational stresses and environmental conditions these engines encounter, ensuring consistent performance and reliability.

Role of Part 4019275 O Ring Seal in Engine Systems

This Cummins part is an essential component in ensuring the efficient operation of various engine systems. Its primary function is to create a reliable seal, preventing leaks and maintaining system integrity.

Heat Exchanger

In the heat exchanger, the 4019275 O Ring Seal is utilized to seal connections between the heat exchanger and its associated piping. This seal is vital for maintaining the pressure differential necessary for efficient heat transfer. By preventing coolant or other fluids from leaking, the O ring ensures that the heat exchanger operates within its designed parameters, contributing to optimal engine temperature regulation.

Upper Engine Gasket Kit

When incorporated into an upper engine gasket kit, the 4019275 O Ring Seal plays a significant role in sealing various engine components, such as the intake manifold and throttle body. This seal is important for maintaining the integrity of the engine’s air intake system, ensuring that air enters the combustion chamber as intended without any leaks. Proper sealing here contributes to consistent engine performance and fuel efficiency.

General Application

Across these applications, the 4019275 O Ring Seal’s ability to conform to irregular surfaces and withstand high temperatures and pressures makes it an invaluable component. Its reliable sealing properties help in reducing the risk of system failures and enhance the overall durability of the engine systems it serves.

Conclusion

The Cummins 4019275 O Ring Seal is a critical component in maintaining the integrity and efficiency of commercial truck engine systems. Its design, material composition, and compatibility with various engine configurations make it an essential part for ensuring reliable performance and durability.