3913695
Rectangular Ring Seal
Cummins®

Introduction

The 3913695 Rectangular Ring Seal is a component manufactured by Cummins, a well-established name in the automotive industry, particularly known for its diesel engines and related parts. This seal is designed for use in commercial trucks, where it plays a significant role in ensuring the efficient operation of the vehicle.

Basic Concepts of Rectangular Ring Seals

A Rectangular Ring Seal is a type of gasket used in mechanical systems to prevent leaks between mating surfaces. It functions by creating a tight seal that can withstand pressure and temperature variations. These seals are commonly used in engines, transmissions, and other systems where fluid containment is necessary ¹.

Purpose of the 3913695 Rectangular Ring Seal

The 3913695 Rectangular Ring Seal is integral to the operation of a truck’s engine or transmission system. It helps maintain the integrity of the seal between components, ensuring that fluids such as oil, coolant, or transmission fluid do not leak. This seal contributes to the overall efficiency and reliability of the truck’s mechanical systems ².

Key Features

The 3913695 Rectangular Ring Seal is characterized by several key features that enhance its performance. It is made from high-quality materials that offer durability and resistance to wear. The design of the seal allows it to conform to the surfaces it contacts, providing a reliable barrier against leaks. Additionally, it is engineered to withstand the high pressures and temperatures typical in commercial truck operations ³.

Benefits

Using the 3913695 Rectangular Ring Seal offers several advantages. It provides improved sealing efficiency, which helps in maintaining the performance of the truck’s engine or transmission. The seal’s durability ensures long-term reliability, reducing the need for frequent replacements. It also exhibits resistance to various operating conditions, including extreme temperatures and pressures, which are common in heavy-duty applications.

Installation Process

Proper installation of the 3913695 Rectangular Ring Seal is important for its effective function. The process involves cleaning the mating surfaces to ensure a good seal, positioning the seal correctly, and using the appropriate tools to secure it in place without damaging the seal or the surfaces. Following the manufacturer’s guidelines for installation is recommended to ensure optimal performance.

Troubleshooting Common Issues

Common problems with Rectangular Ring Seals may include leaks due to improper installation, wear and tear, or damage from extreme conditions. Troubleshooting these issues involves inspecting the seal and mating surfaces for damage, ensuring correct installation, and replacing the seal if necessary. Regular maintenance can help prevent many of these issues.

Maintenance Tips

To ensure the longevity and optimal performance of the 3913695 Rectangular Ring Seal, regular maintenance is recommended. This includes periodic inspection of the seal for signs of wear or damage, cleaning the mating surfaces, and replacing the seal according to the manufacturer’s guidelines or as part of routine maintenance schedules.

Cummins: Manufacturer Overview

Cummins is a reputable manufacturer in the automotive industry, known for its commitment to quality and innovation. The company has a long history of producing reliable and high-performance diesel engines and components. Cummins’ range of products is designed to meet the demanding requirements of commercial and industrial applications, with a focus on durability, efficiency, and customer satisfaction.

Cummins Rectangular Ring Seal Part 3913695 Compatibility

The Cummins Rectangular Ring Seal part number 3913695 is a critical component designed to ensure proper sealing in various engine applications. This part is engineered to fit seamlessly within a range of Cummins engines, providing essential sealing functionality to maintain engine performance and efficiency.

Compatible Engines

• 6B5.9
• 6C8.3
• ISB CM550
• ISC CM2150
• ISC CM554
• ISC CM850
• ISL CM2150
• ISL CM554
• ISL9 CM2150 SN
• ISL9.5 CM2880 L138
• QSB5.9 44 CM550
• QSC8.3 CM554
• QSC8.3 CM850 (CM2850)
• QSL8.9 CM2150 L141
• QSL9 CM554
• QSL9 CM850 (CM2850)

Grouping of Compatible Engines

ISB and QSB Series

• ISB CM550
• QSB5.9 44 CM550

ISC and QSC Series

• ISC CM2150
• ISC CM554
• ISC CM850
• QSC8.3 CM554
• QSC8.3 CM850 (CM2850)

ISL and QSL Series

• ISL CM2150
• ISL CM554
• ISL9 CM2150 SN
• ISL9.5 CM2880 L138
• QSL8.9 CM2150 L141
• QSL9 CM554
• QSL9 CM850 (CM2850)

This part is meticulously designed to meet the stringent requirements of these engines, ensuring that it provides reliable sealing performance across a variety of operational conditions. Whether you are working on a 6B5.9, a 6C8.3, or any of the other listed engines, the Rectangular Ring Seal part number 3913695 is a crucial component that helps maintain the integrity of the engine’s sealing system.

Role of Part 3913695 Rectangular Ring Seal in Engine Systems

The 3913695 Rectangular Ring Seal is an essential component in ensuring the integrity and efficiency of various engine systems. Its primary function is to provide a reliable seal in areas where fluids or gases must be contained or directed. Here’s how it integrates with several key components:

Fuel System

In the fuel system, the 3913695 Rectangular Ring Seal is often used at connection points between the fuel filter and the fuel lines. This seal prevents fuel leaks, ensuring that the fuel delivery remains consistent and efficient. It also helps maintain the pressure within the fuel lines, which is vital for the proper operation of the fuel injectors.

Filter Assemblies

When incorporated into filter assemblies, such as the fuel filter, the 3913695 Rectangular Ring Seal ensures that contaminants are effectively trapped within the filter media. This seal prevents bypass flow, which could otherwise allow unfiltered fuel to enter the engine, potentially causing damage over time.

Lower Engine Gasket Kit

In the lower engine gasket kit, this seal is used at various junctures to ensure that engine fluids, such as oil and coolant, do not mix or leak. Its application in this kit is vital for maintaining the engine’s lubrication system and cooling system integrity, thereby prolonging the engine’s lifespan.

Overhaul Kit

During engine overhauls, the 3913695 Rectangular Ring Seal is a common inclusion in overhaul kits. It is used to replace worn or damaged seals, ensuring that the rebuilt engine operates with the same efficiency and reliability as a new one. This seal is particularly important in maintaining the integrity of newly installed components, such as gaskets and O-rings.

Accessories

In various engine accessories, such as fuel pumps and injectors, the 3913695 Rectangular Ring Seal plays a role in ensuring that these components function without leaks. This is essential for the consistent performance of the engine, as any leakage can lead to inefficiencies or even component failure.

Location-Specific Applications

The seal’s design allows it to be used in a variety of locations within the engine system, from high-pressure areas to low-pressure zones. Its versatility makes it a go-to component for engineers and mechanics looking to ensure a tight, reliable seal in diverse applications.

Conclusion

The 3913695 Rectangular Ring Seal by Cummins is a vital component in the maintenance and efficiency of commercial truck engines. Its design, compatibility with various Cummins engines, and role in critical engine systems underscore its importance in ensuring the reliability and performance of these vehicles. Regular maintenance and proper installation are key to maximizing the benefits of this seal.