3085072
Studded Captive Washer Screw
Cummins®

The Studded Captive Washer Screw, identified by Part #3085072, is a specialized fastener produced by Cummins, a leading manufacturer in the automotive and heavy-duty truck industry. This screw is designed to meet the demanding requirements of heavy-duty truck applications, ensuring secure and reliable fastening in various mechanical systems.

Basic Concepts

The Studded Captive Washer Screw consists of a threaded stud, a captive washer, and a screw head. The threaded stud provides a secure anchoring point, while the captive washer distributes pressure and prevents damage to the fastened material. The screw head allows for easy installation and removal using standard tools. Within a truck’s mechanical system, this part plays a role in securing components, ensuring they remain in place under significant stress and vibration ¹.

Role in Truck Operation

In the operation of a truck, the 3085072 Studded Captive Washer Screw secures critical components, ensuring they function correctly and remain in place. It interacts with other parts such as brackets, panels, and engine components, providing a stable connection that can withstand the rigors of heavy-duty use. Its design allows for efficient load distribution, reducing the risk of component failure due to stress or vibration ².

Key Features

The 3085072 Studded Captive Washer Screw features a robust design that includes a high-strength steel construction, ensuring durability in demanding environments. The captive washer is integrated into the screw, eliminating the need for separate washers and reducing the risk of loss during installation. Additionally, the screw head is designed for easy torque application, facilitating quick and secure fastening ³.

Benefits

The advantages of using the 3085072 Studded Captive Washer Screw include enhanced durability, reliability, and efficiency in truck operations. Its high-strength material ensures long-lasting performance, while the captive washer design simplifies installation and reduces the likelihood of component misalignment. The secure fastening provided by this screw contributes to the overall stability and safety of the truck’s mechanical systems ⁴.

Troubleshooting and Maintenance

Common issues with the 3085072 Studded Captive Washer Screw may include corrosion, wear, or loosening over time. Regular inspection and maintenance are recommended to ensure optimal performance. This includes checking for signs of corrosion, ensuring the screw remains tight, and replacing any damaged or worn screws promptly. Proper torque application during installation also helps maintain the screw’s integrity and performance ¹.

Cummins Engine Compatibility with Part 3085072

The Studded Captive Washer Screw, part number 3085072, manufactured by Cummins, is a critical component in various engine assemblies. This part is designed to ensure secure fastening and stability in the engine’s structure, playing a pivotal role in maintaining the integrity of the engine’s mechanical components.

N14 CELECT PLUS and N14 MECHANICAL Engines

The Studded Captive Washer Screw is integral to the N14 CELECT PLUS and N14 MECHANICAL engines. These engines, known for their robust performance and reliability, utilize this part to secure various engine components. The screw’s design, featuring studded captive washers, provides enhanced grip and resistance to loosening, which is essential for maintaining the operational integrity of these engines ¹.

QSK19 CM2350 K105 and QSK19 CM2350 K114 Engines

For the QSK19 CM2350 K105 and QSK19 CM2350 K114 engines, the Studded Captive Washer Screw is used in similar applications. These engines, part of the QSK19 series, are designed for high-performance and durability. The screw’s studded washers ensure that critical engine parts remain tightly fastened, contributing to the overall reliability and longevity of these engines ².

QSK19 CM850 MCRS and QSN14 CM876 N103 Engines

In the QSK19 CM850 MCRS and QSN14 CM876 N103 engines, the Studded Captive Washer Screw is employed to secure various components, ensuring that the engine operates smoothly and efficiently. The screw’s design is particularly suited for the demanding conditions these engines face, providing the necessary stability and security to withstand the rigors of continuous operation ³.

Role of Part 3085072 Studded Captive Washer Screw in Engine Systems

The part 3085072 studded captive washer screw is integral in securing and maintaining the integrity of various engine components. In the air intake manifold, this screw ensures a tight seal, preventing air leaks that could affect engine performance. It plays a similar role in the main extension harness, where it secures the harness to the engine block, ensuring electrical connections remain stable and reliable under varying engine conditions.

Within the railcar installation package, the studded captive washer screw is used to fasten components that are subject to vibration and movement, ensuring that all parts remain securely in place during operation. In the turbocharger arrangement, it helps maintain the structural integrity of the turbocharger housing, which is essential for optimal turbocharger performance and durability.

Lastly, in the wiring harness, the screw is employed to secure the harness to the engine bay, protecting the wires from chafing and ensuring that electrical connections are maintained, which is vital for the proper functioning of engine management systems ⁴.

Conclusion

The 3085072 Studded Captive Washer Screw is a critical component in heavy-duty truck and engine applications, providing secure fastening and stability. Its robust design, high-strength material, and integrated captive washer ensure durability, reliability, and efficient load distribution. Regular maintenance and proper installation are essential to maintain its performance and contribute to the overall stability and safety of the truck’s mechanical systems.