205375
Twelve Point Cap Screw
Cummins®

The Cummins Twelve Point Cap Screw, identified by Part #205375, is a specialized fastener produced by Cummins, a leading manufacturer in the automotive and heavy-duty truck industry. This component is integral to the assembly and maintenance of heavy-duty trucks, ensuring secure fastening and reliable performance under demanding conditions.

Basic Concepts of Twelve Point Cap Screws

A Twelve Point Cap Screw is a type of fastener characterized by its hexagonal socket head, which provides a larger contact area compared to traditional hex-head screws. This design allows for increased torque application and reduced risk of cam-out during tightening. In the automotive industry, these screws are commonly used in applications requiring high strength and resistance to loosening, such as engine components, chassis assemblies, and various structural connections ¹.

Role of the Twelve Point Cap Screw in Truck Operation

This Cummins part plays a significant role in the operation and maintenance of heavy-duty trucks. It is utilized in critical applications where secure fastening is paramount, such as attaching engine components, securing chassis parts, and fastening structural elements. Its design ensures that connections remain tight under vibration and dynamic loads, contributing to the overall reliability and safety of the vehicle ².

Key Features of the Cummins Twelve Point Cap Screw

The Cummins Twelve Point Cap Screw is distinguished by several key features. Its design incorporates a twelve-point socket head, which enhances torque application efficiency and reduces the likelihood of stripping or cam-out. The screw is manufactured from high-strength materials, ensuring durability and resistance to corrosion. Additionally, precision machining and quality control processes are employed to guarantee consistent performance and reliability ³.

Benefits of Using the Cummins Twelve Point Cap Screw

Incorporating this part into truck assemblies offers several advantages. The enhanced torque application capability ensures secure fastening, reducing the risk of loosening over time. The screw’s resistance to corrosion prolongs its lifespan, even in harsh operating environments. Furthermore, the precise manufacturing standards contribute to consistent performance, enhancing the overall reliability of truck assemblies.

Installation and Usage Guidelines

Proper installation of the Twelve Point Cap Screw is crucial for optimal performance. It is recommended to use a torque wrench to apply the specified torque during installation, ensuring that the fastener is tightened to the manufacturer’s recommended specifications. Additionally, it is important to use the appropriate socket tool to engage with the twelve-point head, minimizing the risk of damage to the screw or surrounding components.

Troubleshooting and Maintenance

Common issues associated with Twelve Point Cap Screws include loosening due to vibration or dynamic loads, and corrosion in exposed applications. Regular inspection and maintenance are recommended to identify and address these issues promptly. If loosening is detected, re-torque the screw to the specified value. In cases of corrosion, cleaning and applying a corrosion-resistant coating can help prolong the lifespan of the fastener.

Safety Considerations

When working with Twelve Point Cap Screws, it is important to observe safety guidelines to prevent accidents and ensure personal safety. Use appropriate personal protective equipment, such as gloves and safety glasses, when handling and installing the screws. Additionally, ensure that tools and equipment are in good condition and used according to manufacturer recommendations to avoid injuries.

Cummins: A Brief 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 reputation for innovation, quality, and reliability in the automotive and heavy-duty truck industry. The company’s product range includes engines, powertrain components, and aftermarket parts, all designed to meet the demanding requirements of commercial and industrial applications.

Twelve Point Cap Screw 205375 Compatibility with Cummins Engines

This part, manufactured by Cummins, is a versatile component that fits a variety of Cummins engines. This screw is designed to provide secure fastening in applications where high strength and durability are required. Below is a detailed description of its compatibility across different Cummins engine models.

GTA38 G CMEICS G116C

This part is compatible with the GTA38 G CMEICS G116C engine. This screw is often used in the engine’s mounting and structural components, ensuring that parts remain securely fastened under operational stresses.

ISM CM570, ISM CM570/870

For the ISM CM570 and ISM CM570/870 engines, the 205375 screw is utilized in various fastening applications. These engines benefit from the screw’s high tensile strength, which helps maintain the integrity of the engine’s components during operation.

K19, K38, K50, KTA19GC

This part is also suitable for the K19, K38, K50, and KTA19GC engines. In these engines, the screw is often used in the assembly of the engine block, cylinder heads, and other critical structural components, ensuring reliable fastening.

M11 CELECT PLUS, M11 MECHANICAL

Both the M11 CELECT PLUS and M11 MECHANICAL engines can utilize the 205375 screw. This screw is particularly useful in the assembly of the engine’s electrical and mechanical systems, providing the necessary strength and durability for these applications.

N14 CELECT, N14 MECHANICAL

The N14 CELECT and N14 MECHANICAL engines are also compatible with the Twelve Point Cap Screw 205375. This screw is used in various fastening applications, including the engine block, cylinder heads, and other structural components, ensuring that the engine remains securely assembled.

NH/NT 855

The NH/NT 855 engine is another model that benefits from the 205375 screw. This screw is used in the assembly of the engine’s critical components, providing the necessary strength and durability for reliable operation.

QSK38 CM2150 MCRS, QSK38 CM850 MCRS

The QSK38 CM2150 MCRS and QSK38 CM850 MCRS engines are compatible with the Twelve Point Cap Screw 205375. This screw is used in various fastening applications, including the engine block, cylinder heads, and other structural components, ensuring that the engine remains securely assembled.

QSK50 CM2150 MCRS, QSK50 CM2350 K108

The QSK50 CM2150 MCRS and QSK50 CM2350 K108 engines are also compatible with the 205375 screw. This screw is used in the assembly of the engine’s critical components, providing the necessary strength and durability for reliable operation.

QSK60 CM500, QSK60 CM850 MCRS

The QSK60 CM500 and QSK60 CM850 MCRS engines can utilize the Twelve Point Cap Screw 205375. This screw is used in various fastening applications, including the engine block, cylinder heads, and other structural components, ensuring that the engine remains securely assembled.

QSM11 CM570

The QSM11 CM570 engine is compatible with the 205375 screw. This screw is used in the assembly of the engine’s critical components, providing the necessary strength and durability for reliable operation.

QST30 CM2350 T101, QST30 CM552

The QST30 CM2350 T101 and QST30 CM552 engines are also compatible with the Twelve Point Cap Screw 205375. This screw is used in various fastening applications, including the engine block, cylinder heads, and other structural components, ensuring that the engine remains securely assembled.

V903, VTA903 CM2250 V105

The V903 and VTA903 CM2250 V105 engines can utilize the 205375 screw. This screw is used in the assembly of the engine’s critical components, providing the necessary strength and durability for reliable operation.

Role of Part 205375 Twelve Point Cap Screw in Engine Systems

Part 205375, a Twelve Point Cap Screw, is integral to the assembly and securement of various components within engine systems. Its application spans across multiple parts, ensuring stability and proper function.

Cam Follower Housing and Cover

The Twelve Point Cap Screw is utilized in the cam follower housing to maintain alignment and integrity. It secures the cover, which protects internal components from debris and ensures smooth operation of the cam follower.

Front Gear and Cover Mounting Gear

In the front gear assembly, this cap screw plays a role in attaching the cover mounting gear. This ensures that the gear remains in place, allowing for efficient power transmission and reducing the risk of mechanical failure.

Drive and Fan Components

For the drive and fan components, including the EBM (Engine Bay Module): Performance Parts and EBM: Injector, the Twelve Point Cap Screw is essential. It secures the fan arrangement and fan drive arrangement, ensuring that the fan operates correctly to manage engine temperature.

Fan Idler and Front Engine Support

The fan idler, which helps in the smooth rotation of the fan, is mounted using this cap screw. Additionally, it is used in the front engine support to provide a stable foundation for the engine, absorbing vibrations and ensuring longevity.

Fuel Tubing and Gear Cover Mounting

In the fuel system, the cap screw is employed to secure fuel tubing, preventing leaks and ensuring a consistent fuel supply. It also fastens the gear cover mounting, which is vital for the protection and alignment of internal gears.

Idler Pulley Assembly and Clutch Housing

The idler pulley assembly, responsible for maintaining belt tension, is secured using this cap screw. Similarly, in the Kit 4-14 inch #1 Clutch Housing, it ensures that the housing remains intact, contributing to the efficient operation of the clutch system.

Manifold, Air Intake, and Mounting Components

For the manifold and air intake systems, the Twelve Point Cap Screw is used in various mounting applications. It secures the mounting fan drive and mounting gear cover, ensuring that these components are firmly in place for optimal air flow and engine performance.

Radiator Cooling and Water Transfer Housing

In the radiator cooling system, this cap screw is used to attach the spacer and fan pilot, aiding in the efficient dissipation of heat. It also secures the water transfer housing, which is essential for the circulation of coolant throughout the engine.

Vibration Damper

Lastly, the vibration damper, which reduces engine vibrations, is mounted using the Twelve Point Cap Screw. This ensures that the damper remains effective in providing a smooth engine operation.

Conclusion

The Cummins Twelve Point Cap Screw (Part #205375) is a critical component in the assembly and maintenance of heavy-duty trucks and various Cummins engines. Its unique design, high-strength materials, and precise manufacturing ensure secure fastening, durability, and reliable performance under demanding conditions. Proper installation, regular maintenance, and adherence to safety guidelines are essential to maximize the benefits of this part in truck and engine systems.