3027472
Hexagon Head Cap Screw
Cummins®

The Hexagon Head Cap Screw is a fundamental component in the assembly and maintenance of commercial trucks. Manufactured by Cummins, a leader in the commercial truck industry, the Hexagon Head Cap Screw with part number 3027472 is specifically designed for heavy-duty applications. This part plays a significant role in ensuring the structural integrity and operational efficiency of truck components.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is a type of fastener characterized by its hexagonal head, which allows for efficient tightening and loosening using a wrench or socket. The screw’s design includes a threaded shaft that engages with internal threads in a mating part, providing a secure connection. In the automotive industry, cap screws are commonly used for their strength and reliability in fastening critical components.

Role of the 3027472 Hexagon Head Cap Screw in Truck Operation

The 3027472 Hexagon Head Cap Screw is integral to the assembly and maintenance of various truck components. It is used in applications where high tensile strength and resistance to loosening are required. This screw helps in securing engine parts, transmission components, and other critical assemblies, contributing to the overall durability and performance of the truck.

Key Features of the 3027472 Hexagon Head Cap Screw

The 3027472 Hexagon Head Cap Screw is crafted from high-quality materials, typically alloy steel, which provides excellent strength and durability. It features a coarse thread type that ensures a robust connection, and its hexagonal head design allows for easy installation and removal using standard tools. These features enhance the screw’s performance in demanding environments.

Benefits of Using the 3027472 Hexagon Head Cap Screw

Utilizing the 3027472 Hexagon Head Cap Screw offers several advantages. Its high tensile strength ensures a secure fastening, while its design resists loosening under vibration and stress. The ease of installation and removal using common tools makes it a practical choice for both initial assembly and maintenance tasks.

Installation and Usage Guidelines

Proper installation of the 3027472 Hexagon Head Cap Screw involves several steps. First, ensure the mating threads are clean and free of debris. Use a torque wrench to tighten the screw to the manufacturer’s specified torque settings, which typically range between 25-35 ft-lbs depending on the application. Avoid over-tightening to prevent damage to the threads or the component being fastened.

Troubleshooting and Maintenance

Common issues with Hexagon Head Cap Screws include loosening due to vibration and corrosion. Regular inspections should be conducted to check for signs of wear or damage. If corrosion is detected, the affected screw should be replaced to maintain the integrity of the fastening. Additionally, applying a thread locker can help prevent loosening in high-vibration environments.

Cummins: Manufacturer Overview

Cummins Inc. is a globally recognized leader in the commercial truck industry, known for its high-quality engines and components. Founded in 1919, Cummins has a long history of innovation and commitment to excellence. The company offers a wide range of products, including engines, filtration systems, and aftermarket parts, all designed to meet the rigorous demands of heavy-duty applications. Cummins’ dedication to quality and performance is evident in their comprehensive product line and robust manufacturing processes.

Hexagon Head Cap Screw 3027472 in Cummins Engines

The Cummins part number 3027472, a Hexagon Head Cap Screw, is a critical component in various Cummins engine models. This screw is integral to the assembly and maintenance of these engines, ensuring secure fastening and structural integrity.

ISM Series Engines

The Hexagon Head Cap Screw 3027472 is utilized in several ISM series engines, including:

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

These engines are known for their robust performance and reliability, often used in heavy-duty applications. The screw is essential in maintaining the alignment and stability of various engine components.

L10 Series Engines

In the L10 series engines, the part number 3027472 is used across different variants:

• L10 CELECT
• L10 GAS
• L10 MECHANICAL

Each of these engines has specific applications, from marine to industrial use. The screw’s role in these engines is to ensure that parts are securely fastened, contributing to the overall efficiency and longevity of the engine.

M11 Series Engines

The Hexagon Head Cap Screw is also a key component in the M11 series engines:

• M11 CELECT
• M11 CELECT PLUS
• M11 MECHANICAL

These engines are designed for high-performance applications, and the screw’s precision and strength are vital for maintaining the integrity of the engine’s components.

QSK19 Series Engines

For the QSK19 series engines, the part number 3027472 is used in:

• QSK19 CM2350 K105
• QSK19 CM2350 K114

These engines are known for their power and efficiency, often used in demanding environments. The screw’s role here is to ensure that all parts are tightly secured, contributing to the engine’s operational reliability.

QSM11 Series Engines

The Hexagon Head Cap Screw is also used in the QSM11 series engines:

• QSM11 CM570
• QSM11 CM876

These engines are designed for versatility and performance, and the screw’s precision fastening is crucial for maintaining the engine’s structural integrity.

V903 Engine

The part number 3027472 is also applicable in the V903 engine, ensuring that all components are securely fastened, contributing to the engine’s overall performance and durability.

Each of these engines, whether part of the ISM, L10, M11, QSK19, QSM11, or V903 series, relies on the Hexagon Head Cap Screw 3027472 for maintaining the structural integrity and operational efficiency of their components.

Role of Part 3027472 Hexagon Head Cap Screw in Engine Systems

The Part 3027472 Hexagon Head Cap Screw is integral to the assembly and functionality of various engine components. Its application ensures secure fastening and reliable operation across multiple systems.

Alternator and Its Mounting

In the alternator system, the Hexagon Head Cap Screw is used to secure the alternator to its designated location. This ensures that the alternator remains firmly in place, allowing it to efficiently convert mechanical energy into electrical energy without any movement that could disrupt its function.

Engine Oil Cooler and Plumbing

For the engine oil cooler and its associated plumbing, the Hexagon Head Cap Screw plays a significant role in maintaining the integrity of the connections. It secures the oil cooler plumbing to the engine, ensuring that oil flows smoothly through the cooler, which is essential for maintaining optimal engine temperature.

Full Flow Oil Filter and Housing

In the full flow oil filter system, the screw is employed to attach the filter housing. This secure attachment is vital for the filter to perform its role in removing contaminants from the engine oil, thereby prolonging the engine’s lifespan.

Fuel Supply Plumbing

Within the fuel supply plumbing, the Hexagon Head Cap Screw ensures that all connections are tight and leak-free. This is important for maintaining the correct fuel pressure and delivery to the engine, which is crucial for efficient combustion and performance.

Thermostat Housing

The screw is also used in the thermostat housing to ensure a secure seal. This helps in regulating the engine’s temperature by controlling the flow of coolant through the engine.

Fan Clutch Mounting Kit

In the fan clutch mounting kit, the Hexagon Head Cap Screw is utilized to attach the fan clutch to the engine. This secure attachment ensures that the fan operates efficiently to cool the engine, especially under high-load conditions.

Corrosion Resistor Applications

Additionally, the screw’s corrosion-resistant properties make it suitable for applications where exposure to elements could lead to rust and degradation, ensuring longevity and reliability in various engine components.

Conclusion

The 3027472 Hexagon Head Cap Screw by Cummins is a vital component in the assembly and maintenance of commercial trucks and engines. Its high tensile strength, resistance to loosening, and ease of installation make it an essential part for ensuring the structural integrity and operational efficiency of various engine components. Regular maintenance and proper installation are key to maximizing the performance and longevity of this Cummins part.