4916742
O-Ring Seal
Cummins®

Introduction

The 4916742 O-Ring Seal, manufactured by Cummins, is a critical component in the commercial truck industry. This part ensures the integrity of seals in various applications within commercial trucks.

Basic Concepts of O-Ring Seals

An O-Ring Seal is a circular gasket used to create a seal between parts by being compressed within a groove. This prevents the leakage of fluids or gases and is widely used in mechanical systems for its simplicity, effectiveness, and versatility ¹.

Purpose of the 4916742 O-Ring Seal in Truck Operation

This Cummins part is essential in commercial trucks, positioned in areas requiring sealing to maintain system efficiency and prevent leaks. It is used in fuel systems, hydraulic systems, and other areas where fluid containment is necessary, ensuring fluids remain within their designated pathways ².

Key Features of the 4916742 O-Ring Seal

The 4916742 is characterized by its robust design and material properties. It is made from durable materials resistant to oils, fuels, and chemicals, and is designed to operate effectively across a wide temperature range ³.

Benefits of Using the 4916742 O-Ring Seal

Using this part offers advantages such as improved system efficiency through tight seals, preventing leaks and maintaining system pressure. Its durability and resistance to various substances enhance the longevity of the seal, reducing the need for frequent replacements ⁴.

Installation and Maintenance

Proper installation of the 4916742 involves careful preparation of the groove, including cleaning the area and using appropriate tools to ensure correct positioning and compression. Regular maintenance, including inspection for wear or damage, ensures the longevity and proper function of the seal ¹.

Troubleshooting Common Issues

Common issues with O-Ring Seals, such as leaks or failures, can be traced to improper installation, degradation of the seal material, or exposure to incompatible substances. Troubleshooting involves inspecting the seal and its groove for signs of wear, damage, or incorrect installation ².

Cummins: Manufacturer Overview

Cummins Inc. is a global power leader known for its commitment to quality, innovation, and customer satisfaction. The company designs, manufactures, and distributes a wide range of power solutions, including engines, filtration systems, and related technologies ³.

Cummins Engine O-Ring Seal 4916742 Compatibility

This O-Ring Seal is compatible with various Cummins engines, including the QSK19, QSK38, QSK50, QSK60, and QSK95 series, ensuring a reliable barrier against leaks and maintaining system pressure ⁴.

Role of Part 4916742 O-Ring Seal in Engine Systems

This part is integral to maintaining the integrity and efficiency of various engine components. It ensures that fluids and gases remain contained within their designated pathways, preventing leaks that could lead to performance issues or damage.

Key Applications:

• Camshaft and Camshaft Gear: Ensures lubrication is maintained and prevents oil leakage.
• Camshaft Cover: Seals the camshaft cover to the engine block, preventing oil escape and contaminant entry.
• Camshaft Mounting: Ensures a tight fit between the camshaft and the engine block.
• Clip and Connecting Rod and Piston: Ensures these parts remain lubricated and function smoothly.
• Cover Plate: Maintains pressure and prevents fluid loss around cover plates.
• Cylinder Head and Cylinder Head Gasket Set: Ensures a tight seal between the cylinder head and the engine block.
• Fuel Injector and Fuel Top Level Assembly Injector: Ensures pressurized and leak-free fuel delivery systems.
• Head Quadrant Gasket Kit and Injector Kit: Maintains the integrity of the fuel injection system.
• Performance Parts: Handles increased pressures and temperatures in high-performance engine modifications.
• Quad Cylinder Head Gasket Set, Quadrant Cylinder Hardware Gasket Set, and Single Cylinder Gasket Kit: Ensures a robust seal between cylinders and the engine block.
• Seal Kit and Service Kit: Replaces worn components to maintain optimal engine performance.
• Upper Engine Gasket Kit and Upper Engine Set: Ensures all upper engine components remain sealed and lubricated.

Conclusion

The 4916742 O-Ring Seal by Cummins is a vital component in ensuring the efficiency and reliability of commercial truck engines. Its robust design, material properties, and wide compatibility make it an essential part for maintaining system integrity and preventing leaks.