3201128
Regular Hexagon Nut
Cummins®

The 3201128 Regular Hexagon Nut is a component manufactured by Cummins, a well-established name in the automotive and commercial truck industry. This part serves a significant role in the assembly and maintenance of commercial trucks. Nuts, in general, are fundamental in securing various components together, ensuring the structural integrity and operational efficiency of vehicles. The 3201128 Regular Hexagon Nut, specifically, is designed to meet the demanding requirements of truck applications.

Basic Concepts of Regular Hexagon Nuts

A regular hexagon nut is characterized by its six-sided shape, which provides a stable and secure fit when used with bolts. This design allows for efficient torque application and resistance to loosening, making it a preferred choice in many fastening applications. The hexagonal shape facilitates easy engagement with standard wrenches and socket tools, enhancing the convenience and speed of installation and removal processes.

Purpose and Role in Truck Operation

The 3201128 Regular Hexagon Nut plays a significant role in the operation and maintenance of commercial trucks by securing critical components in place. It is commonly used in applications such as engine mounts, chassis assemblies, and various undercarriage components. Its role is to provide a reliable fastening solution that can withstand the rigors of heavy-duty truck operations, ensuring that parts remain securely attached under varying load conditions and environmental exposures.

Key Features

The 3201128 Regular Hexagon Nut is crafted from high-quality materials, typically steel, to ensure durability and strength. It features a specific thread type that matches the bolts it is intended to be used with, providing a secure and tight fit. Additionally, it may include special coatings or treatments to enhance corrosion resistance and longevity, making it suitable for use in harsh operating environments.

Benefits

Using the 3201128 Regular Hexagon Nut in truck maintenance and assembly offers several advantages. Its design contributes to durability, making it resistant to loosening over time. The ease of use with standard tools simplifies installation and removal processes, reducing maintenance time. Furthermore, its resistance to corrosion ensures longevity, even in challenging conditions, contributing to the overall reliability of truck assemblies.

Installation Guidelines

Proper installation of the 3201128 Regular Hexagon Nut is crucial for ensuring secure fastening. It is recommended to follow specific torque specifications provided by the manufacturer to achieve the correct tension without over-tightening, which could damage the nut or the components being fastened. Best practices include using the appropriate tools for application and periodically checking the tightness of the nut to maintain secure fastening over time.

Troubleshooting and Maintenance

Common issues with regular hexagon nuts in truck applications may include loosening due to vibration or corrosion. Troubleshooting steps involve checking for proper torque, ensuring the nut is the correct size and type for the application, and inspecting for signs of corrosion or damage. Maintenance tips to prolong the life and effectiveness of the nut include regular inspection and re-tightening as necessary, as well as applying protective coatings to prevent corrosion.

Cummins: Manufacturer Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a strong commitment to quality and innovation, Cummins has established itself as a trusted name in the automotive and commercial truck industry. Their components, including the 3201128 Regular Hexagon Nut, are designed with precision and durability in mind, reflecting Cummins’ dedication to excellence in manufacturing.

Cummins Regular Hexagon Nut 3201128 Compatibility

The Cummins Regular Hexagon Nut part number 3201128 is a versatile component that fits a variety of Cummins engines. This part is designed to ensure secure fastening and reliable performance across multiple engine models. Below is a detailed breakdown of the engines with which this nut is compatible:

K-Series Engines

• K19
• K38
• K50

QSK-Series Engines

• QSK19 CM2350 K105
• QSK19 CM2350 K114
• QSK19 CM2350 K144G
• QSK19 CM500
• QSK19 CM850 MCRS

L-Series Engines

• L10 GAS
• L10 MECHANICAL

N-Series Engines

• N14 G
• N14 MECHANICAL

G-Series Engines

• G5.9
• G8.3
• G855
• G855 CM558

KTA-Series Engines

• KTA19GC
• KTA19GC CM558
• KTA38GC CM558

NH/NT-Series Engines

• NH/NT 855

4B/6B-Series Engines

• 4B3.9
• 6B5.9

6C-Series Engines

• 6C8.3

GTA-Series Engines

• GTA38 G CMEICS G116C
• GTA855 CM558 (CM2358) G101

This comprehensive compatibility ensures that the Regular Hexagon Nut 3201128 can be used across a wide range of Cummins engines, providing a reliable solution for securing components in various engine configurations.

Role of Part 3201128 Regular Hexagon Nut in Engine Systems

The part 3201128 Regular Hexagon Nut is a critical component in various engine systems, providing secure and reliable fastening across multiple applications. Its role can be observed in the following systems:

• Alarm System: The nut is used to secure components of the alarm system, ensuring that all connections remain intact and functional.

• Breather Vent Mounting: It plays a part in the secure attachment of the breather vent, which is vital for maintaining pressure equilibrium within the engine compartment.

• Air Transfer Connection: In air transfer systems, the nut ensures that connections are tight, preventing air leaks which could affect engine performance.

• Exhaust Outlet Connection: Secure fastening of the exhaust outlet is imperative for safety and efficiency, and the nut contributes to this by providing a robust connection.

• Coolant Heater Plumbing: The nut is utilized in the plumbing system for the coolant heater, ensuring that the system remains sealed and operates efficiently.

• Water Outlet Connection (WTR OUT CNN): It secures the water outlet connection, which is crucial for the circulation of coolant within the engine.

• Crankcase Explosion Valve: The nut is employed to fasten the crankcase explosion valve, which is important for safety in case of excessive pressure build-up.

• Dipstick: It is used to secure the dipstick in place, allowing for accurate measurement of oil levels within the engine.

• Fill & Breather: The nut ensures that the fill and breather components are securely mounted, which is essential for the proper functioning of the engine’s ventilation system.

• Engine Kit: Within engine kits, the nut is a common fastening component, used to assemble various parts securely.

• Fan Guard: It secures the fan guard, protecting both the engine and the operator from moving parts.

• Float Tank: In fuel systems, the nut is used to secure the float tank, ensuring that fuel levels are accurately measured and maintained.

• Fuel System Kit: The nut is integral in assembling the fuel system kit, providing secure connections that are essential for the safe and efficient transfer of fuel.

• Fuel Transfer Right Hand Engine Kit: It is used in the right-hand engine kit to ensure all fuel transfer components are securely fastened.

• Oil Level Gauge: The nut secures the oil level gauge, allowing for precise monitoring of oil levels within the engine.

• Inlet Connection Mounting: It is used to mount inlet connections securely, which is important for the intake of air or fluids into the engine.

• Lubrication Oil Plumbing: In lubrication systems, the nut ensures that all plumbing connections are secure, which is vital for the consistent flow of lubrication oil.

• Gear Cover Mounting: The nut is utilized to securely mount the gear cover, protecting internal engine components.

• Starting Aid Mounting: It ensures that the starting aid is securely mounted, which is important for the reliable starting of the engine.

• Oil Drain Retainer: The nut is used to secure the oil drain retainer, which is essential during oil changes to prevent spills and ensure a clean working environment.

• Oil Pan: It secures components of the oil pan, which holds the engine’s lubricant and is critical for the engine’s operation.

• Marine Gear Oil Cooler Plumbing: In marine applications, the nut is used to secure the plumbing for the gear oil cooler, ensuring efficient cooling of the gear oil.

• Oil Cooler Water Plumbing: It is employed in the plumbing system for the oil cooler, ensuring that the cooling water connections are secure and leak-free.

• Right Bank Oil Control Connection: The nut secures the right bank oil control connection, which is important for the management of oil flow within the engine.

• Engine Monitoring System: It is used to secure components of the engine monitoring system, ensuring that all sensors and connections are reliably fastened.

• Vent Hose Right Bank: The nut secures the vent hose on the right bank, which is important for the proper venting of gases from the engine compartment.

Conclusion

The 3201128 Regular Hexagon Nut is a vital component in the maintenance and operation of Cummins engines, offering durability, ease of use, and resistance to corrosion. Its wide compatibility across various Cummins engine models underscores its versatility and importance in ensuring secure fastening and reliable performance in heavy-duty truck applications.