3009887
Hexagon Head Cap Screw
Cummins®

The Hexagon Head Cap Screw is a fundamental component in the realm of commercial trucks, providing reliable fastening solutions that ensure the integrity and safety of various truck assemblies. Manufactured by Cummins, a renowned name in the industry, the Hexagon Head Cap Screw part number 3009887 is specifically designed for demanding applications within commercial trucks. This part plays a significant role in maintaining the structural and functional stability of truck components, contributing to overall vehicle performance and longevity ².

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is a type of fastener characterized by its hexagonal-shaped head, which allows for efficient torque application using wrenches or sockets. This design minimizes the risk of slipping during installation or removal, ensuring secure fastening. The hexagonal head provides a larger contact area compared to other screw head types, enhancing the screw’s ability to withstand higher torque levels without damaging the fastener or the surrounding material ³.

Role of the 3009887 Hexagon Head Cap Screw in Truck Operation

The 3009887 Hexagon Head Cap Screw is integral to the operation and maintenance of commercial trucks. It is commonly used in applications where robust and reliable fastening is required, such as in engine components, chassis assemblies, and various structural connections. Its role in these applications ensures that critical parts remain securely attached, contributing to the overall safety and performance of the truck ¹.

Key Features of the 3009887 Hexagon Head Cap Screw

The 3009887 Hexagon Head Cap Screw boasts several key features that enhance its performance and durability. It is typically made from high-strength materials, such as alloy steel, which provides excellent tensile strength and resistance to wear. The screw features a coarse or fine thread, depending on the specific application, allowing for secure and precise fastening. Additionally, it may include special coatings or treatments, such as zinc plating or black oxide finishing, to improve corrosion resistance and extend service life ².

Benefits of Using the 3009887 Hexagon Head Cap Screw

Utilizing the 3009887 Hexagon Head Cap Screw offers several benefits. Its high strength and durability ensure that it can withstand the rigors of commercial truck operation, reducing the likelihood of fastener failure. The corrosion-resistant coatings enhance its longevity, particularly in harsh operating environments. Furthermore, the hexagonal head design facilitates easy installation and removal, allowing for efficient maintenance and repair procedures ³.

Installation and Usage Guidelines

Proper installation of the 3009887 Hexagon Head Cap Screw is vital to ensure secure fastening and optimal performance. It is recommended to use the appropriate wrench or socket to apply the specified torque, avoiding over-tightening which can lead to damage. Utilizing a torque wrench can help achieve the precise torque required for the application. Additionally, ensuring that the mating surfaces are clean and free of debris will enhance the screw’s holding power and longevity ¹.

Maintenance and Troubleshooting

To maintain the performance of the 3009887 Hexagon Head Cap Screw, regular inspections are recommended. Look for signs of corrosion, wear, or loosening, and address any issues promptly to prevent failure. Common troubleshooting steps include re-torquing the screw to the manufacturer’s specifications or replacing it if damage is detected. Adhering to a maintenance schedule will help ensure the longevity and reliability of the fastener ².

Cummins: Manufacturer Overview

Cummins is a well-established manufacturer with a strong reputation in the commercial truck industry. Known for their commitment to quality and innovation, Cummins offers a wide range of products designed to enhance the performance and reliability of commercial vehicles. Their extensive product line includes engines, powertrain components, and aftermarket parts, all of which are engineered to meet the demanding requirements of the trucking industry. Cummins’ dedication to excellence ensures that their components, like the 3009887 Hexagon Head Cap Screw, deliver superior performance and durability ³.

Hexagon Head Cap Screw 3009887 Compatibility with Cummins Engines

The Cummins Hexagon Head Cap Screw part number 3009887 is a versatile component that fits a variety of Cummins engines. This screw is designed to provide secure fastening in various applications, ensuring the integrity and functionality of the engine components.

ISB/ISD Series Engines

The 3009887 screw is compatible with several ISB/ISD series engines, including:

• ISB/ISD4.5 CM2150 B119
• ISB3.9 CM2220 B107
• ISB5.9 CM2880 B127
• ISD4.5 CM2220 D108

These engines are known for their robust performance and reliability, often used in heavy-duty applications ¹.

ISM Series Engines

The ISM series engines also utilize the 3009887 screw in their assembly:

• ISM CM570
• ISM CM570/870
• ISM CM876
• ISM11 CM876 SN

These engines are typically found in medium-duty applications, providing a balance of power and efficiency ².

QSM11 Series Engines

The QSM11 series engines, which are part of the ISM family, also incorporate the 3009887 screw:

• QSM11 CM570
• QSM11 CM876

These engines are designed for high-performance medium-duty applications ³.

Other Cummins Engines

The 3009887 screw is also compatible with the following engines:

• 4B3.9
• 6B5.9
• B5.9 GAS PLUS CM556
• D4.0 CM2620 D103B
• ISBE4 CM850
• K19
• K38
• K50
• L10 CELECT
• L10 GAS
• L10 MECHANICAL
• M11 CELECT
• M11 CELECT PLUS
• M11 MECHANICAL
• V28

These engines span a range of applications, from heavy-duty to medium-duty, and include both diesel and gas variants. The 3009887 screw ensures that these engines maintain their structural integrity and operational efficiency ¹.

Role of Part 3009887 Hexagon Head Cap Screw in Engine Systems

The part 3009887 Hexagon Head Cap Screw is instrumental in securing and maintaining the integrity of various engine components. Its application spans across multiple systems, ensuring that each part functions optimally and remains in place under operational conditions.

Accessories and Wiring

In the assembly of accessories and wiring, the Hexagon Head Cap Screw is used to fasten components securely. This includes the attachment of sensors, gauges, and other accessories to the engine block or chassis. Proper fastening is essential to prevent vibrations from dislodging these components, which could lead to inaccurate readings or complete failure of the accessory ².

Air Starter and Alternator Location

For the air starter and alternator, the screw plays a pivotal role in mounting these components to the engine. The air starter requires a stable attachment to deliver consistent performance, while the alternator must be securely mounted to ensure reliable power generation and to withstand the mechanical stresses during operation ³.

Arrangement and Oil Fill

In the arrangement of engine components, particularly around the oil fill area, the Hexagon Head Cap Screw ensures that panels and covers are tightly sealed. This is vital for maintaining oil pressure and preventing leaks, which could lead to engine damage due to insufficient lubrication ¹.

Compressor and Freon Coupling

When dealing with the compressor and freon coupling in air conditioning systems, the screw is used to secure these components. A secure fit is necessary to maintain the integrity of the cooling system, ensuring efficient operation and preventing refrigerant leaks ².

Fuel Pump and Fuel System Accessory Mounting

The fuel pump and associated accessories require robust fastening to the engine or fuel system. The Hexagon Head Cap Screw provides the necessary strength to keep these components in place, ensuring a stable fuel supply and preventing potential fuel leaks ³.

Hand Hole and Cylinder Top Level Assembly Head

For maintenance access points like hand holes and critical assemblies such as the cylinder top level assembly head, the screw ensures that covers and panels are securely attached. This is important for both safety during maintenance and for maintaining the engine’s operational seal ¹.

Drive and Fan

In drive systems and fan assemblies, the screw is used to attach components that require precise alignment and secure mounting. This ensures efficient power transmission and cooling, respectively, which are essential for engine performance and longevity ².

Dual Starters and Filter

Dual starters and filters are components that demand secure attachment to function correctly. The Hexagon Head Cap Screw ensures that these components are held firmly in place, allowing for reliable starting and effective filtration of contaminants from the engine’s fluids ³.

Engine Control Wiring and Harness

For engine control wiring and harnesses, the screw is employed to secure wiring looms and harnesses to the engine bay. This prevents wire chafing and ensures that electrical connections remain intact, which is crucial for the engine’s electronic control systems ¹.

Modified Centry Kits and Engine Control Module

In modified centry kits (both 12V and 24V) and engine control modules, the screw is used to mount these sensitive electronic components. Secure fastening is essential to protect these modules from physical damage and to ensure they remain operational under varying engine conditions ².

Engine Instrument Panel and Performance Parts

Finally, the engine instrument panel and various performance parts benefit from the use of the Hexagon Head Cap Screw. Secure attachment of the instrument panel ensures accurate readings, while performance parts require robust mounting to withstand the increased stresses of enhanced engine performance ³.

Conclusion

The 3009887 Hexagon Head Cap Screw by Cummins is a critical component in the maintenance and operation of commercial trucks. Its robust design, high-strength materials, and corrosion-resistant coatings make it an ideal choice for demanding applications. Proper installation, regular maintenance, and adherence to manufacturer guidelines ensure the longevity and reliability of this Cummins part, contributing to the overall performance and safety of commercial vehicles.