3023217
Threaded Plug
Cummins®

Introduction

The Cummins 3023217 Threaded Plug is a component integral to commercial truck maintenance. It contributes to the efficiency and reliability of the vehicle by sealing specific openings within the truck’s systems. Understanding its purpose and significance is essential for maintaining the truck’s performance and longevity.

Basic Concepts of Threaded Plugs

Threaded plugs are mechanical components designed to seal openings in various systems. They function by being screwed into place, creating a secure and leak-proof seal. In automotive systems, threaded plugs are commonly used to seal openings in engines, fuel systems, and other critical areas where fluid or gas containment is necessary ¹.

Purpose of the Cummins 3023217 Threaded Plug

The Cummins 3023217 Threaded Plug plays a role in sealing specific openings within a truck’s engine or other systems. Its function is to prevent leaks and maintain system integrity. By securely sealing these openings, it helps ensure that fluids or gases remain contained within their designated pathways, contributing to the efficient operation of the truck ².

Key Features

The Cummins 3023217 Threaded Plug is characterized by several key features that enhance its performance and durability. These include its material composition, which is typically designed to withstand high temperatures and pressures, and its thread type, which ensures a tight and secure fit. The design specifications of the plug are tailored to meet the demanding requirements of commercial truck applications ³.

Benefits

Using the Cummins 3023217 Threaded Plug offers several advantages. It contributes to improved system integrity by effectively sealing openings and preventing leaks. This, in turn, enhances the overall performance of the truck by ensuring that fluids and gases remain contained within their intended pathways. Additionally, the plug’s durable construction promotes longevity, reducing the need for frequent replacements ⁴.

Installation Process

Proper installation of the Cummins 3023217 Threaded Plug is crucial for its effective function. The process involves using the appropriate tools to screw the plug into the designated opening until it is securely in place. It is important to follow manufacturer guidelines to ensure a proper seal and avoid over-tightening, which could damage the plug or the surrounding components.

Troubleshooting Common Issues

Common issues associated with threaded plugs may include leaks or difficulty in installation or removal. These problems can arise from improper installation, wear and tear, or corrosion. Recommended solutions include inspecting the plug and surrounding areas for damage, ensuring proper installation techniques are used, and applying appropriate lubricants to facilitate easier installation and removal.

Maintenance Tips

Regular maintenance practices can help ensure the longevity and effectiveness of the Cummins 3023217 Threaded Plug. This includes periodic inspections to check for signs of wear, corrosion, or leaks. Replacement guidelines should be followed to ensure that the plug is replaced before it fails, contributing to the continued efficient operation of the truck.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a strong reputation in the commercial truck industry for producing reliable and high-performance products. Their product range includes engines, powertrains, and aftermarket parts, all designed to meet the demanding requirements of commercial applications.

Compatibility with Cummins Engines

The Cummins Threaded Plug part number 3023217 is designed to fit a variety of Cummins engines. This plug is a critical component in ensuring the integrity of the engine’s cooling system by sealing off specific points where coolant or other fluids may need to be accessed or drained. Below is a detailed breakdown of the engines with which this part is compatible:

Compatible Engines

• 6B5.9
• K19
• K38
• K50
• N14 MECHANICAL
• NH/NT 855
• QSC8.3 CM850 (CM2850)
• QSK19 CM2350 K105
• QSK19 CM850 MCRS
• QSK50 CM2150 MCRS
• QSK50 CM2350 K108
• QST30 CM2350 T101

Grouping of Compatible Engines

Group 1: Smaller Engines

• 6B5.9
• K19
• K38
• K50

These engines are typically found in smaller machinery and vehicles, often used in agricultural and light industrial applications.

Group 2: Medium to Large Engines

• N14 MECHANICAL
• NH/NT 855
• QSC8.3 CM850 (CM2850)

These engines are used in a variety of applications, from medium-duty trucks to heavy industrial equipment.

Group 3: High-Performance Engines

• QSK19 CM2350 K105
• QSK19 CM850 MCRS
• QSK50 CM2150 MCRS
• QSK50 CM2350 K108
• QST30 CM2350 T101

These engines are designed for high-performance applications, often found in construction equipment, marine vessels, and other heavy-duty machinery.

The threaded plug 3023217 is engineered to meet the specific requirements of each of these engines, ensuring a secure and reliable seal that can withstand the operational stresses of the engine environment.

Role of Part 3023217 Threaded Plug in Engine Systems

The Threaded Plug (part number 3023217) serves a significant function in various engine components, ensuring the integrity and efficiency of the engine system. Here’s how it integrates with different components:

Cylinder Block and Head

In the cylinder block and cylinder head, the threaded plug is often used to seal off unused passages or ports. This ensures that no fluids or gases escape, maintaining the pressure and efficiency of the engine.

Turbocharger and Rocker Housing

For the turbocharger and rocker housing, the threaded plug is essential in sealing connections and passages. It prevents oil leaks and ensures that the turbocharger operates within optimal parameters, enhancing performance and longevity.

Oil System Components

In the oil manifold, oil RB manifold, and oil control valve, the threaded plug plays a role in managing oil flow. It helps in directing oil to the necessary parts while preventing leaks, thus maintaining lubrication efficiency.

Fuel System

Within the fuel supply and fuel block connection, the threaded plug ensures that fuel lines are sealed properly. This is vital for maintaining fuel pressure and preventing leaks, which could lead to performance issues or safety hazards.

Breather and Crankcase

The breather and crankcase systems utilize the threaded plug to manage ventilation and pressure within the engine. Proper sealing here is important for maintaining engine health and performance.

Diagnostic and Retrofit Kits

In diagnostic retrofit and various performance kits, the threaded plug is used to seal off areas where modifications have been made. This ensures that the engine continues to operate efficiently post-modification.

Injectors and Plumbing

For injectors and associated plumbing, the threaded plug is used to seal off connections that are not in use. This maintains the integrity of the fuel delivery system and ensures consistent performance.

Base Parts and EBM-Parts

In base parts and EBM-parts, the threaded plug is often used to seal manufacturing or testing ports. This ensures that these areas do not interfere with the engine’s operation once installed in a vehicle.

Arrangement and Step White Smoke Kit

In the arrangement of engine components and the step white smoke kit, the threaded plug helps in sealing various passages to prevent unwanted emissions and ensure that the engine runs cleanly and efficiently.

The threaded plug, though a small component, plays a vital role in the overall functionality and efficiency of the engine system. Its proper installation and maintenance are key to ensuring the engine performs at its best.

Conclusion

The Cummins 3023217 Threaded Plug is a critical component in maintaining the efficiency and reliability of commercial trucks. Its role in sealing various engine components ensures that fluids and gases remain contained within their designated pathways, contributing to the overall performance of the vehicle. Proper installation, maintenance, and understanding of its compatibility with different Cummins engines are essential for maximizing the benefits of this part.