4095461
Piston Cooling Nozzle
Cummins®

The 4095461 Piston Cooling Nozzle by Cummins is a specialized component designed to enhance the operation of heavy-duty truck engines. Its purpose is to contribute to the thermal management system of the engine, ensuring optimal performance and longevity. This Cummins part is integral to maintaining the efficiency and reliability of truck engines under various operating conditions.

Basic Concepts of Piston Cooling Nozzles

Piston cooling nozzles are components within an engine that direct a stream of oil onto the underside of the piston to regulate its temperature. This process is vital for maintaining engine performance and longevity, as it helps to dissipate heat generated during combustion ¹. By keeping the piston cool, these nozzles help to prevent thermal stress and potential damage to the piston and other engine components.

Purpose of the 4095461 Piston Cooling Nozzle

The 4095461 Piston Cooling Nozzle plays a specific role in the operation of a truck engine by aiding in thermal management and efficiency. It directs a precise stream of oil onto the piston’s underside, effectively cooling it and reducing thermal stress. This cooling process helps to maintain the piston’s structural integrity and operational efficiency, contributing to the overall performance of the engine ².

Key Features

The 4095461 Piston Cooling Nozzle is designed with several features that enhance its performance. It is constructed from durable materials to withstand the high temperatures and pressures within the engine. The nozzle pattern is engineered to provide optimal oil distribution for effective cooling. Additionally, the design incorporates features that ensure precise oil flow and consistent performance under varying engine loads.

Benefits

The advantages provided by the 4095461 Piston Cooling Nozzle include improved engine reliability, reduced thermal stress on pistons, and enhanced overall engine performance. By effectively managing the temperature of the piston, this nozzle helps to prevent overheating and potential damage, leading to a more reliable and efficient engine operation ³.

Installation and Integration

Proper installation of the 4095461 Piston Cooling Nozzle into a truck engine is crucial for its effective operation. It should be installed according to the manufacturer’s guidelines to ensure it functions as intended. Specific requirements may include proper alignment and secure fastening to prevent leaks and ensure optimal oil flow.

Maintenance and Troubleshooting

Routine maintenance practices are recommended to ensure the optimal performance of the 4095461 Piston Cooling Nozzle. This may include regular inspections for signs of wear or damage, cleaning to remove any debris that could obstruct oil flow, and ensuring all connections are secure. Troubleshooting common issues may involve checking for leaks, verifying proper oil flow, and addressing any signs of wear or malfunction promptly.

Cummins Overview

Cummins Inc. is a leading manufacturer in the automotive and heavy-duty truck industries, known for its high-quality engines and components. With a rich history of innovation and a broad range of product offerings, Cummins has established a strong reputation for reliability and performance. The company’s commitment to excellence is reflected in its products, including the 4095461 Piston Cooling Nozzle, which is designed to meet the demanding requirements of heavy-duty applications.

Piston Cooling Nozzle Compatibility with Cummins Engines

The Piston Cooling Nozzle, part number 4095461, is a critical component in maintaining optimal engine performance and longevity. This part is designed to fit seamlessly with several Cummins engine models, ensuring efficient cooling and operational efficiency.

QSK23 Series

The QSK23 series engines, including the QSK23 CM2250 K109, QSK23 CM2350 K127, and QSK23 CM500, are engineered for heavy-duty applications. The Piston Cooling Nozzle is specifically tailored to these engines, providing precise cooling to the pistons, which is essential for managing thermal stress and enhancing durability.

• QSK23 CM2250 K109: This engine variant benefits from the nozzle’s ability to maintain consistent cooling, ensuring that the pistons operate within safe temperature limits, thereby extending engine life and improving fuel efficiency.
• QSK23 CM2350 K127: Similar to the CM2250 K109, this engine model also relies on the nozzle’s precise cooling capabilities. The nozzle’s design ensures that the cooling system is optimized for the specific thermal demands of the CM2350 K127 engine.
• QSK23 CM500: This engine, part of the QSK23 series, is designed for high-performance applications. The Piston Cooling Nozzle is crucial in managing the heat generated during operation, ensuring that the engine maintains peak performance under demanding conditions.

The compatibility of the Piston Cooling Nozzle with these engines underscores its importance in maintaining the integrity and efficiency of the QSK23 series. By ensuring that the pistons are adequately cooled, the nozzle helps to prevent overheating, reduce wear, and ultimately, enhance the overall reliability of the engine.

Role of Part 4095461 Piston Cooling Nozzle in Engine Systems

The 4095461 Piston Cooling Nozzle is an integral component in the thermal management system of an engine. It is strategically positioned to interact with several key components, ensuring optimal engine performance and longevity.

Interaction with the Block

The block, or engine block, serves as the structural foundation of the engine, housing the cylinders and providing mounting points for other components. The 4095461 Piston Cooling Nozzle is typically integrated into the block’s design near the cylinder bores. Its primary function is to direct a stream of coolant onto the underside of the piston, which helps in dissipating heat generated during combustion. This interaction ensures that the block itself remains at a stable temperature, preventing thermal expansion that could lead to warping or other structural issues.

Relationship with the Cylinder

The cylinder is where the piston moves up and down, driven by the combustion process. The 4095461 Piston Cooling Nozzle plays a significant role in maintaining the cylinder’s integrity by cooling the piston. As the piston travels within the cylinder, it generates a substantial amount of heat. The cooling nozzle’s directed coolant spray reduces the piston’s temperature, which in turn minimizes the heat transferred to the cylinder walls. This helps in preserving the cylinder’s dimensional stability and surface finish, ensuring a proper seal with the piston rings and reducing the risk of cylinder glazing.

Coordination with the Cam Follower Assembly

The cam follower assembly, which includes components like the cam followers or lifters, is responsible for translating the camshaft’s rotational motion into linear motion to open and close the valves. Although the cam follower assembly is not directly cooled by the 4095461 Piston Cooling Nozzle, the overall thermal management of the engine affects its performance. By effectively cooling the piston and cylinder, the nozzle contributes to a more consistent engine operating temperature. This stability is beneficial for the cam follower assembly, as it reduces the likelihood of thermal-induced wear or failure, ensuring precise valve operation and maintaining engine efficiency.

Conclusion

In summary, the 4095461 Piston Cooling Nozzle is a vital component that enhances the thermal management of the engine by cooling the piston. Its effective operation in conjunction with the block, cylinder, and cam follower assembly contributes to the overall reliability and performance of the engine system.