3055740
Pipe Plug
Cummins®

The Cummins 3055740 Pipe Plug is a component designed for use in commercial trucks. Its purpose is to seal openings in various systems within the truck, preventing fluid leaks and maintaining system integrity. A pipe plug, in general, serves to close off ends of pipes or openings in systems where fluid flow is not required, ensuring that the system remains sealed and functions correctly ¹.

Purpose and Function

This Cummins part plays a specific role within the truck’s system by sealing off unused ports or openings, which helps maintain the system’s pressure and prevent fluid loss. This function is vital for the overall functionality and efficiency of the vehicle, as it ensures that systems operate within their designed parameters without unwanted leaks or pressure drops ².

Key Features

The 3055740 is constructed from durable materials, ensuring it can withstand the harsh conditions often encountered in commercial truck applications. Its design includes precise threading and a secure fit, which enhances its ability to create a reliable seal. Additionally, the plug may feature corrosion-resistant properties, extending its service life and maintaining performance over time ³.

Benefits

Using this part offers several benefits, including improved system integrity through effective sealing, enhanced performance by maintaining system pressure, and increased longevity due to its durable construction. These benefits contribute to the efficient and reliable operation of the truck, reducing the likelihood of system failures and the need for frequent repairs ⁴.

Installation and Usage

Proper installation of the 3055740 involves ensuring the port is clean and free of debris before inserting the plug. It should be screwed in until snug, taking care not to overtighten, which could damage the threads. Correct placement and function within the truck’s system are crucial for maintaining system integrity and performance.

Maintenance and Troubleshooting

Regular maintenance of this part includes checking for signs of wear or damage and ensuring it remains securely in place. Common issues may include leaks around the plug, which could indicate a need for replacement or adjustment. Troubleshooting should involve inspecting the plug and the surrounding area for any signs of damage or corrosion that may affect its sealing capability.

Compatibility and Applications

The 3055740 is designed for use in specific types of trucks and systems, ensuring compatibility with various makes and models of commercial trucks. Its application is intended for systems where sealing off openings is necessary to maintain system function and integrity.

Manufacturer Overview

Cummins Inc. is a well-established manufacturer in the automotive industry, known for its high-quality parts and engines. The company’s reputation is built on a history of innovation, reliability, and performance. Cummins parts, including the 3055740, are trusted by professionals for their quality and durability, reflecting the company’s commitment to excellence in the industry.

Cummins Pipe Plug 3055740 Compatibility

The Cummins Pipe Plug part number 3055740 is a versatile component designed to fit a variety of Cummins engines. This part is integral to the engine’s exhaust system, ensuring proper sealing and functionality. Here is a detailed look at the engines with which this part is compatible:

Medium Duty Engines

• ISM CM570
• ISX CM570
• M11 CELECT
• M11 CELECT PLUS
• M11 MECHANICAL
• N14 CELECT
• N14 CELECT PLUS
• N14 MECHANICAL

These engines are typically found in medium-duty trucks and buses, providing robust performance and reliability for various applications.

Heavy Duty Engines

• K19
• K38
• K50
• L10 CELECT
• L10 MECHANICAL
• QSK19 CM500
• QSK45 CM500
• QSK60 CM500
• QSM11 CM570
• QST30 CM552
• VTA903 CM2250 V105

These engines are designed for heavy-duty applications, including long-haul trucking, construction, and mining equipment, where durability and power are paramount.

Industrial Engines

• V28
• V903
• NH/NT 855

These engines are often used in industrial settings, providing reliable power for generators, pumps, and other heavy machinery.

The Cummins Pipe Plug 3055740 is engineered to ensure a secure fit and optimal performance across these diverse engine types, making it a critical component for maintaining the integrity of the exhaust system.

Role of Part 3055740 Pipe Plug in Engine Systems

In the intricate network of an engine system, the 3055740 serves a significant function by ensuring the integrity and efficiency of various components. Here’s how it integrates with the provided engine components:

Accessory Drive and Front Gear Train Accessory

The accessory drive system, which includes the front gear train accessory, relies on a sealed environment to operate efficiently. The 3055740 helps maintain this seal, preventing lubricant loss and ensuring that the drive components function smoothly without contamination.

Air Compressor and EBM Compressor

In air compressors and EBM (Electrically Driven Blower Motor) compressors, the 3055740 is used to seal off passages that are not in use, optimizing airflow and pressure within the system. This ensures that the compressor delivers consistent performance, whether it’s for engine cooling or powering other pneumatic systems.

Camshaft and Cylinder Head

The camshaft and cylinder head are pivotal in the engine’s operation, controlling the timing of the valve openings. The 3055740 is employed to seal off unnecessary passages within these components, maintaining the precise pressure and timing required for optimal engine performance.

Connecting Rod and Piston

Within the connecting rod and piston assembly, the 3055740 ensures that the internal passages are correctly sealed. This is vital for maintaining the lubrication system’s efficiency, which is essential for the longevity and performance of these moving parts.

Compressor Head and Overhaul Kit

For the compressor head and its overhaul kit, the 3055740 plays a role in sealing off areas that are not active during certain operations. This helps in maintaining the compressor’s efficiency and reliability, ensuring that it can handle the demands placed upon it.

Jacobs Brake and Injector

In systems incorporating a Jacobs brake or fuel injectors, the 3055740 is used to seal off passages that are not in use during specific operational modes. This ensures that the system operates efficiently, with minimal loss of pressure or fluid.

VT903 Short Block Kit

In the context of a VT903 short block kit, the 3055740 is utilized to seal off areas within the engine block that are not required for the current configuration. This ensures that the engine block maintains its structural integrity and operational efficiency.

Performance and Parts

When considering performance parts or parts designed for enhanced engine performance, the 3055740 is often used to fine-tune the engine’s operation. By sealing off specific passages, it can help in optimizing the flow of fluids and gases, contributing to the overall performance gains sought after in performance-oriented engine builds.

Conclusion

In summary, the 3055740 is a versatile component that plays a supportive yet essential role in maintaining the efficiency and reliability of various engine systems. Its application across different components underscores its importance in the overall functionality of an engine.