3201759
Hexagon Head Cap Screw
Cummins®

The Hexagon Head Cap Screw, part number 3201759, manufactured by Cummins, is a specialized fastener designed for use in commercial trucks. This part is integral to the maintenance and operation of trucks, ensuring that various components remain securely fastened under demanding conditions.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is a type of bolt characterized by its hexagonal head, which allows for efficient tightening and loosening using a wrench or socket. These screws are commonly used in mechanical and automotive applications to secure components together. They function by converting torque applied to the head into tension along the screw’s axis, which clamps the connected components firmly together ¹.

Purpose of the 3201759 Hexagon Head Cap Screw in Truck Operation

The 3201759 Hexagon Head Cap Screw plays a specific role in the operation and maintenance of commercial trucks. It is typically used in areas where secure fastening is required to withstand significant stress and vibration. This includes applications within the truck’s chassis, engine components, and other critical areas where reliable fastening is necessary to ensure safety and performance ².

Key Features

The 3201759 Hexagon Head Cap Screw is designed with several key features that enhance its functionality and durability in heavy-duty applications. It is composed of high-strength materials, often including alloy steel, which provides excellent tensile strength and resistance to wear. The screw features a coarse thread type, which allows for quick installation and removal while maintaining a strong grip. Additionally, its design may include features such as a countersunk head for flush mounting or a corrosion-resistant coating to extend its service life in harsh environments ³.

Benefits

Using the 3201759 Hexagon Head Cap Screw offers several benefits. Its high-strength material composition ensures improved load distribution across the fastened components, enhancing overall structural integrity. The screw’s design provides enhanced security, reducing the risk of loosening under vibration. Furthermore, its resistance to corrosion and wear contributes to prolonged service life, even in demanding commercial truck applications.

Installation Guidelines

Proper installation of the 3201759 Hexagon Head Cap Screw is vital to ensure optimal performance and longevity. The installation process should begin with cleaning the mating surfaces to remove any debris or contaminants. Using the appropriate wrench or socket, the screw should be tightened to the specified torque settings provided by the manufacturer to achieve the correct clamping force without over-tightening. Recommended tools include a torque wrench for precise application of torque and a socket set compatible with the screw’s hexagonal head.

Troubleshooting and Maintenance

Common issues with Hexagon Head Cap Screws, such as loosening or corrosion, can often be addressed through regular inspection and maintenance. If a screw appears loose, it should be re-tightened to the specified torque settings. In cases of corrosion, the affected area should be cleaned, and the screw may need to be replaced if significant damage is present. Regular maintenance, including periodic checks for tightness and signs of wear, can help ensure the longevity and reliable performance of these fasteners.

Cummins: Manufacturer Overview

Cummins Inc. is a renowned manufacturer with a rich history in the commercial truck industry. The company offers a wide range of products, including engines, filtration systems, and aftermarket parts, known for their quality and reliability. Cummins’ reputation is built on a commitment to innovation, durability, and performance, making it a preferred choice for critical truck components. The 3201759 Hexagon Head Cap Screw is a testament to Cummins’ dedication to providing high-quality, dependable fasteners for the demanding environments of commercial trucking.

Cummins Hexagon Head Cap Screw 3201759 Compatibility with Engine Models

The Cummins Hexagon Head Cap Screw part number 3201759 is a versatile component designed to fit a variety of Cummins engine models. This part is integral to the assembly and maintenance of these engines, ensuring secure fastening and structural integrity. Below is a detailed breakdown of the engine models with which this screw is compatible.

K-Series Engines

• K19
• K38
• K50

The K-Series engines, including the K19, K38, and K50, utilize the 3201759 screw in various applications. These engines are known for their robust design and reliability, often used in heavy-duty applications.

KTA19 Series Engines

• KTA19GC
• KTA19GC CM558

The KTA19GC and KTA19GC CM558 engines also incorporate the 3201759 screw. These engines are typically employed in power generation and industrial applications, requiring a reliable fastening solution.

M11 Series Engines

• M11 CELECT PLUS
• M11 MECHANICAL

Both the M11 CELECT PLUS and M11 MECHANICAL engines are compatible with the 3201759 screw. These engines are known for their efficiency and are used in a variety of applications, from construction to marine.

N14 Series Engines

• N14 MECHANICAL

The N14 MECHANICAL engine is another model that utilizes the 3201759 screw. This engine is often found in heavy-duty trucks and industrial machinery, demanding a durable and reliable fastening component.

QSK19 Series Engines

• QSK19 CM2350 K114
• QSK19 CM2350 K144G
• QSK19 CM500
• QSK19 CM850 MCRS
• QSK19G

The QSK19 series engines, including the QSK19 CM2350 K114, QSK19 CM2350 K144G, QSK19 CM500, QSK19 CM850 MCRS, and QSK19G, all feature the 3201759 screw. These engines are widely used in power generation, marine, and industrial applications, necessitating a high-quality fastening solution.

V28 Series Engines

• V28

The V28 engine is another model that incorporates the 3201759 screw. This engine is typically used in heavy-duty applications, requiring a reliable and durable fastening component.

VTA903 Series Engines

• VTA903 CM2250 V105

The VTA903 CM2250 V105 engine is compatible with the 3201759 screw. This engine is often used in power generation and industrial applications, demanding a reliable fastening solution.

By ensuring compatibility with these various engine models, the 3201759 screw plays a crucial role in maintaining the structural integrity and operational efficiency of Cummins engines across different applications.

Understanding the Role of Part 3201759 Hexagon Head Cap Screw in Engine Systems

The part 3201759 Hexagon Head Cap Screw is integral to the assembly and functionality of various components within engine systems. Its application ensures secure fastening and reliable operation of critical parts. Here’s how it integrates with the specified components:

Housing Assembly

In the housing assembly, the Hexagon Head Cap Screw is used to fasten the housing to its base or supporting structure. This secure attachment is essential for maintaining the integrity of the housing, ensuring it remains stable during engine operation. The screw’s design allows for easy tightening and removal, facilitating maintenance and repairs.

Flywheel and Flywheel Housing

The flywheel and its housing are pivotal in maintaining engine momentum. The Hexagon Head Cap Screw is employed to secure the flywheel to the crankshaft and to attach the flywheel housing to the engine block. This fastening is vital for the precise alignment and balance of the flywheel, which directly influences engine performance and smoothness of operation.

Flywheel Housing Plumbing

In systems where the flywheel housing incorporates plumbing for fluid transfer, the Hexagon Head Cap Screw plays a role in securing fittings and connections. This ensures that all plumbing components are tightly sealed, preventing leaks and maintaining the efficiency of fluid systems within the engine.

Magnetic Pickup Location Plug

The magnetic pickup location plug, often used in conjunction with signal generating devices, requires secure attachment to accurately detect rotational speed and position. The Hexagon Head Cap Screw ensures that this plug is firmly in place, allowing for consistent and reliable signal generation which is essential for engine management systems.

Signal Generating Device

Signal generating devices, such as sensors, rely on stable mounting to function correctly. The Hexagon Head Cap Screw is used to attach these devices to the engine block or other components, ensuring they remain in the correct position and orientation. This stability is crucial for the accurate collection of data, which is used by the engine’s control unit to make real-time adjustments.

Conclusion

In summary, the part 3201759 Hexagon Head Cap Screw is a versatile fastener that enhances the reliability and performance of various engine components. Its application across different parts of the engine system underscores its importance in maintaining the overall functionality and efficiency of the engine.