3696994
Threaded Plug
Cummins®

Introduction

The Cummins Threaded Plug 3696994 is a specialized component designed for use in commercial trucks. Its primary function is to seal openings within various truck systems, thereby preventing fluid leaks and ensuring the integrity of the system. This part is integral to maintaining the operational efficiency and reliability of commercial trucks, particularly in demanding environments.

Basic Concepts of Threaded Plugs

Threaded plugs are mechanical components used to seal threaded openings in various systems. They function by creating a tight seal that prevents the escape of fluids or gases. In automotive and industrial settings, threaded plugs are commonly employed in engine blocks, transmission housings, and hydraulic systems to maintain system pressure and prevent contamination ¹.

Purpose of the Cummins Threaded Plug 3696994

The Cummins Threaded Plug 3696994 serves a specific role in the operation of commercial trucks by sealing openings in critical components. This plug is designed to prevent fluid leaks, which can lead to system failure or reduced efficiency. By ensuring a secure seal, it contributes to the overall reliability and performance of the truck.

Key Features

The Cummins Threaded Plug 3696994 is characterized by several key features that enhance its performance and durability. It is composed of high-quality materials that provide resistance to corrosion and wear. The plug features a specific thread type that ensures a secure fit within the designated openings. Additionally, its design specifications are tailored to withstand the harsh operating conditions typical of commercial trucks.

Benefits

Using the Cummins Threaded Plug 3696994 offers several advantages. The plug’s design ensures improved sealing efficiency, which helps maintain system pressure and prevent leaks. Its resistance to corrosion extends the component’s service life, even in challenging environments. Furthermore, the plug’s durability ensures long-term reliability, reducing the need for frequent replacements.

Installation Process

Proper installation of the Cummins Threaded Plug 3696994 is crucial for ensuring a secure fit and optimal performance. The installation process involves several steps: first, ensure the threaded opening is clean and free of debris. Next, apply a suitable thread sealant to enhance the seal. Using the appropriate tools, carefully screw the plug into the opening until it is snug. Finally, double-check the fit to confirm there are no leaks or loose connections.

Common Applications

The Cummins Threaded Plug 3696994 is commonly used in various truck systems, including engine blocks, transmission housings, and hydraulic systems. In engine blocks, it seals openings to prevent oil leaks. In transmission housings, it ensures the transmission fluid remains contained. In hydraulic systems, it maintains system pressure and prevents fluid escape.

Troubleshooting and Maintenance

To ensure the longevity and effectiveness of the Cummins Threaded Plug 3696994, regular maintenance and troubleshooting are necessary. Common issues include leaks or loose fittings, which can often be identified through visual inspection or pressure testing. To maintain the plug, periodically check for signs of wear or corrosion and replace it if necessary. Additionally, ensuring the plug is properly torqued during installation can prevent many common issues.

Cummins Overview

Cummins Inc. is a renowned manufacturer in the commercial truck industry, known for its high-quality engines and components. Founded in 1919, Cummins has a long history of innovation and excellence. The company offers a wide range of products, including engines, filtration systems, and aftermarket parts, all designed to enhance the performance and reliability of commercial vehicles. Cummins’ reputation for quality and durability makes its components, like the Threaded Plug 3696994, a preferred choice for truck manufacturers and fleet operators ².

Threaded Plug 3696994 Compatibility with Cummins Engines

The Threaded Plug part number 3696994, manufactured by Cummins, is designed to fit seamlessly with a range of Cummins engines. This plug is integral for maintaining the integrity of the engine’s fuel and lubrication systems by ensuring secure and leak-proof connections.

ISG12 CM2880 G107 and QSG12/X12 CM2350 G110

The Threaded Plug 3696994 is compatible with the ISG12 CM2880 G107 and QSG12/X12 CM2350 G110 engines. These engines are part of Cummins’ lineup known for their reliability and performance in various applications. The plug fits into designated points within these engines, ensuring that critical fluid pathways remain sealed and operational.

X12 CM2670 X121B

Similarly, the X12 CM2670 X121B engine also utilizes the Threaded Plug 3696994. This engine is designed for high-performance applications, and the plug’s role is crucial in maintaining the engine’s efficiency and longevity. The plug’s design allows for easy installation and removal, facilitating maintenance and repair processes.

Grouping by Application

While the specific applications of these engines may vary, the Threaded Plug 3696994 serves a universal function across the ISG12 CM2880 G107, QSG12/X12 CM2350 G110, and X12 CM2670 X121B engines. Its compatibility with these models underscores its versatility and importance in Cummins’ engine ecosystem. The plug’s design ensures that it can be used in various configurations, making it a reliable choice for technicians and engineers working with these engines.

Part 3696994 Threaded Plug Component Usage

The part 3696994 Threaded Plug is an essential component in the maintenance and operation of turbocharger systems. In turbochargers, this threaded plug is primarily used to seal off specific ports or passages within the turbo housing.

When a turbocharger is being serviced or repaired, it is often necessary to isolate certain areas to prevent contamination or to facilitate specific repair procedures. The threaded plug 3696994 is screwed into place to achieve this isolation. This ensures that during the repair or maintenance process, no foreign particles or debris can enter the sensitive areas of the turbocharger, which could potentially lead to performance issues or damage.

Additionally, the threaded plug plays a role in pressure testing the turbocharger. By sealing off certain ports, technicians can apply pressure to the system and check for leaks. This is a standard procedure to ensure the turbocharger is functioning correctly before it is reinstalled into the engine ³.

Conclusion

The Cummins Threaded Plug 3696994 is a critical component for maintaining the integrity and efficiency of commercial truck systems. Its robust design, compatibility with various Cummins engines, and versatile applications make it an indispensable part for ensuring the reliability and performance of commercial vehicles.