4926565
Threaded Plug
Cummins®

The 4926565 Threaded Plug, manufactured by Cummins, is a component designed for use in commercial trucks. It serves a vital role in maintaining system integrity by sealing off unused ports or passages within the truck’s systems. Threaded plugs like the 4926565 are integral to ensuring that fluids and gases remain contained within their designated pathways, preventing leaks and maintaining system efficiency ¹.

Basic Concepts of Threaded Plugs

Threaded plugs are mechanical components used to seal openings in various systems. They function by being screwed into a threaded hole, creating a tight seal that prevents the escape of fluids or gases. These plugs find applications across automotive systems, including engine, transmission, and hydraulic systems. Materials commonly used for threaded plugs include brass, stainless steel, and aluminum, each offering distinct properties such as corrosion resistance, durability, and ease of installation ².

Purpose of the 4926565 Threaded Plug

The 4926565 Threaded Plug plays a specific role in the operation of a truck by sealing off ports that are not in use. This action helps maintain the integrity of the system it is part of, ensuring that fluids or gases do not escape, which could lead to system failure or reduced efficiency. By interacting with various components within the truck’s systems, this plug contributes to the overall performance and safety of the vehicle.

Key Features

The 4926565 Threaded Plug boasts several key features that enhance its functionality and durability. Its design includes precise threading that ensures a secure fit within the designated port. The material composition, typically a corrosion-resistant metal, allows it to withstand the harsh conditions present in commercial truck environments. Additionally, any unique characteristics, such as a special coating or design element, further contribute to its effectiveness in sealing and protecting the system.

Benefits

Utilizing the 4926565 Threaded Plug offers several advantages. It provides improved system sealing, which is crucial for maintaining the efficiency of the truck’s systems. Its resistance to corrosion ensures longevity, even in demanding environments. These benefits contribute to the overall reliability and efficiency of the truck, reducing the likelihood of system failures and the need for frequent maintenance.

Installation Process

Proper installation of the 4926565 Threaded Plug is crucial for its effectiveness. The process involves screwing the plug into the designated port until it is snug. It is important to adhere to the correct torque specifications to ensure a secure fit without over-tightening, which could damage the plug or the port. Proper alignment during installation is also key to ensuring optimal performance and safety.

Troubleshooting and Maintenance

Common issues with threaded plugs include leaks due to improper installation or wear over time. Regular inspections can help identify these issues early, allowing for timely maintenance or replacement. Maintenance tips for prolonging the life of the 4926565 Threaded Plug include checking for signs of wear or corrosion and ensuring it is properly torqued during installation.

Cummins: Manufacturer Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its wide range of high-quality automotive components. With a history of innovation and a commitment to quality, Cummins has established a reputation for producing reliable and efficient parts. The company’s dedication to advancing technology in the automotive sector ensures that its products, like the 4926565 Threaded Plug, meet the high standards required for commercial truck applications.

Threaded Plug 4926565 Compatibility with Cummins Engines

The Threaded Plug 4926565, manufactured by Cummins, is a versatile component designed to fit a range of Cummins engines. This part is integral to the engine’s operation, ensuring proper sealing and functionality. Below is a detailed overview of the engines with which this threaded plug is compatible:

ISX Series Engines

• ISX CM570
• ISX CM870
• ISX CM871
• ISX12 CM2350 X102
• ISX12 G CM2180 EJ
• ISX12/ISX11.9 CM2250
• ISX15 CM2250
• ISX15 CM2250 SN
• ISX15 CM2350 X101

The ISX series engines, ranging from the ISX CM570 to the ISX15 CM2350 X101, all utilize the Threaded Plug 4926565. This plug is essential for maintaining the integrity of the engine’s sealing and pressure systems.

QSX Series Engines

• QSX11.9 CM2250 ECF
• QSX15 CM2250
• QSX15 CM2250 ECF
• QSX15 CM2350 X105

The QSX series engines, including the QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, and QSX15 CM2350 X105, also incorporate the Threaded Plug 4926565. This part ensures that these engines operate efficiently and reliably.

QSB and QSZ Series Engines

• QSB6.7 M CM2250
• QSZ13 CM2150 Z102

The QSB6.7 M CM2250 and QSZ13 CM2150 Z102 engines are compatible with the Threaded Plug 4926565. This plug is crucial for these engines’ sealing and pressure management systems.

X15 Series Engines

• X15 CM2350 X116B
• X15 CM2350 X123B
• X15 CM2450 X134B

The X15 series engines, including the X15 CM2350 X116B, X15 CM2350 X123B, and X15 CM2450 X134B, also use the Threaded Plug 4926565. This part is vital for ensuring the engines’ sealing and pressure systems function correctly.

The Threaded Plug 4926565 is a critical component for the listed Cummins engines, ensuring proper sealing and pressure management. Its compatibility across various engine models underscores its importance in maintaining engine performance and reliability.

Role of Part 4926565 Threaded Plug in Engine Systems

The 4926565 Threaded Plug is an essential component in various engine systems, ensuring the integrity and efficiency of several critical assemblies.

Oil Pan and Oil Top Level Assembly Pan

In the oil pan and oil top level assembly pan, the 4926565 Threaded Plug serves to seal openings where sensors, gauges, or other components penetrate the pan. This sealing function is vital for maintaining oil pressure and preventing leaks, which could lead to oil loss and potential engine damage. The plug ensures that the oil remains contained within the pan, allowing for proper lubrication of engine components.

General Pan Applications

When installed in general pan applications, the 4926565 Threaded Plug provides a secure seal for any openings that require closure. This is particularly important in systems where maintaining a sealed environment is necessary to prevent contamination or loss of fluids. The plug’s threaded design allows for easy installation and removal, facilitating maintenance and repair procedures.

Oil System

Within the broader oil system, the 4926565 Threaded Plug plays a role in sealing off areas where oil lines connect to the engine block or other components. This helps in maintaining consistent oil flow and pressure throughout the system, which is essential for the lubrication and cooling of moving parts. Proper sealing prevents oil from escaping, ensuring that the system operates efficiently.

Plumbing Systems

In plumbing systems associated with engine compartments, the 4926565 Threaded Plug is used to seal connections and openings in coolant or fuel lines. This is important for maintaining the integrity of the fluid pathways, ensuring that there are no leaks that could lead to system failure or safety hazards. The plug’s design allows it to withstand the pressures and temperatures typical in these systems.

Cabin Heater

The 4926565 Threaded Plug also finds application in the cabin heater system, where it seals connections in the heater core or associated plumbing. This ensures that the coolant circulates effectively through the heater core, providing consistent and reliable cabin heating. The plug helps in maintaining the pressure and temperature of the coolant, which is essential for the efficient operation of the heating system.

Overall, the 4926565 Threaded Plug is a versatile component that enhances the functionality and reliability of various engine and associated systems by providing secure and effective seals.

Conclusion

The 4926565 Threaded Plug, manufactured by Cummins, is a critical component in maintaining the integrity and efficiency of commercial truck systems. Its role in sealing off unused ports and passages ensures that fluids and gases remain contained, preventing leaks and maintaining system efficiency. The plug’s compatibility with a wide range of Cummins engines underscores its importance in engine performance and reliability. Proper installation and maintenance of this part are essential for ensuring optimal performance and safety of the vehicle.