3010597
Captive Washer Cap Screw
Cummins®

The 3010597 Captive Washer Cap Screw, manufactured by Cummins, is a specialized fastener designed for heavy-duty truck applications. This screw is integral to ensuring the reliability and efficiency of truck operations. Cummins, a well-respected name in the automotive industry, produces this component with a focus on durability and performance ¹.

Basic Concepts of Captive Washer Cap Screws

A Captive Washer Cap Screw is a type of fastener that includes an integrated washer. This design allows the washer to remain attached to the screw, ensuring it does not become misplaced during installation. The washer plays a role in providing a seal and distributing the load across a larger surface area, which helps prevent damage to the fastened materials ². In the automotive industry, these screws are commonly used in applications where vibration and movement are prevalent, as they help maintain a secure connection.

Purpose of the 3010597 Captive Washer Cap Screw in Truck Operations

The 3010597 Captive Washer Cap Screw is specifically designed to play a role in the operation and maintenance of heavy-duty trucks. It is used in various truck components where secure fastening is required. This includes applications in the engine, transmission, and chassis, where the screw helps to maintain structural integrity and ensure components remain securely in place despite the rigors of heavy-duty use ³.

Key Features

The 3010597 Captive Washer Cap Screw features a design that incorporates a captive washer, ensuring it remains attached during installation. It is constructed from high-strength materials, which contribute to its durability and resistance to wear. The screw’s design includes threading that provides a strong grip, enhancing its performance in high-stress environments. Additionally, the integrated washer is designed to provide an effective seal and distribute load evenly, reducing the risk of damage to fastened materials.

Benefits

Using the 3010597 Captive Washer Cap Screw offers several benefits. The integrated washer enhances sealing capabilities, which is particularly important in applications where leaks could lead to performance issues or safety concerns. The design also aids in load distribution, reducing the stress on fastened materials and contributing to the longevity of the assembly. Additionally, the screw’s resistance to vibration makes it suitable for use in environments where movement is common, ensuring a secure connection over time.

Installation Process

Installing the 3010597 Captive Washer Cap Screw requires careful attention to ensure optimal performance. Begin by selecting the appropriate tool for the job, typically a torque wrench, to ensure the screw is tightened to the manufacturer’s specifications. Position the screw in the designated location, ensuring the washer is correctly aligned. Slowly tighten the screw, applying even pressure to avoid cross-threading. It is important to follow the recommended torque settings to ensure the screw is secure without overtightening, which could lead to damage.

Troubleshooting and Maintenance

Common issues with Captive Washer Cap Screws include loosening due to vibration or corrosion. Regular inspections can help identify these issues early. To maintain the screw’s performance, it is important to keep the fastening area clean and free of debris. If corrosion is present, cleaning the area and applying a corrosion-resistant coating can help prolong the life of the screw. Replacement should be considered if the screw shows signs of significant wear or if it no longer provides a secure connection.

Cummins: Manufacturer Overview

Cummins Inc. is a leader in the automotive industry, particularly known for its heavy-duty truck components. With a history of innovation and commitment to quality, Cummins has established a reputation for producing reliable and durable parts. Their focus on research and development ensures that their products, including the 3010597 Captive Washer Cap Screw, meet the demanding requirements of heavy-duty applications.

3010597 Captive Washer Cap Screw in Cummins Engines

The 3010597 Captive Washer Cap Screw, manufactured by Cummins, is a critical component in various Cummins engine models. This part is designed to secure and stabilize different engine parts, ensuring the integrity and performance of the engine. Below is a detailed description of how this part fits into specific Cummins engines:

G855 Series Engines

The 3010597 is utilized in the G855 series engines, including:

• G855
• G855 CM558
• GTA855 CM558 (CM2358) G101

This screw is essential for securing various components within the engine, ensuring that parts remain tightly fastened and aligned.

K Series Engines

In the K series engines, the part is used in:

• K19
• K38
• K50
• KTA19GC
• KTA19GC CM558

The screw helps maintain the structural integrity of the engine by fastening components securely, which is crucial for the engine’s operational efficiency.

L10 Series Engines

The L10 series engines, including:

• L10 MECHANICAL

also incorporate the 3010597. This part ensures that the mechanical components are held firmly in place, contributing to the engine’s overall stability and performance.

N14 Series Engines

The N14 series engines, which include:

• N14 CELECT PLUS
• N14 G
• N14 MECHANICAL

utilize the 3010597 to secure various parts, ensuring the engine operates smoothly and efficiently.

NH/NT 855 Series Engines

The NH/NT 855 series engines also benefit from the use of this screw, which helps maintain the alignment and stability of critical engine components.

QSK19 Series Engines

The QSK19 series engines, which include:

• QSK19 CM2350 K114
• QSK19 CM2350 K144G
• QSK19 CM500
• QSK19 CM850 MCRS
• QSK19G

use the 3010597 to ensure that various engine parts are securely fastened, contributing to the engine’s reliability and performance.

QSNT14 Series Engines

The QSNT14 series engines, including:

• QSNT14 CM876 N102

also incorporate this screw to maintain the structural integrity of the engine.

V Series Engines

The V series engines, which include:

• V28
• V903
• VTA903 CM2250 V105

use the 3010597 to secure various components, ensuring the engine operates efficiently and reliably.

The 3010597 is a vital component across a wide range of Cummins engines, ensuring that parts are securely fastened and aligned, which is essential for the engine’s performance and longevity.

Role of Part 3010597 Captive Washer Cap Screw in Engine Systems

The 3010597 Captive Washer Cap Screw is instrumental in securing and maintaining the integrity of various components within engine systems. Its application spans across multiple critical areas, ensuring that each part functions as intended under operational conditions.

In the alternator drive system, this screw plays a part in attaching the alternator to the engine, ensuring stable power generation. For the belt guard mounting, it secures the protective guard, safeguarding the belt from external elements and wear.

Within the EBM:HSG. (Engine-driven Blower Motor Housing), the screw helps in fastening the housing, which is vital for the efficient operation of the blower motor. Similarly, in the thermostat and thermostat housing assemblies, it ensures that the thermostat is correctly positioned, allowing for precise temperature regulation of the engine coolant.

For the fan drive mounting and gear cover mounting, the screw is used to maintain the alignment and stability of these components, which are essential for the proper functioning of the fan and gear mechanisms, respectively.

In the guard package and housing thermostat, the screw secures these protective elements, ensuring they remain in place and perform their intended function of shielding sensitive parts from damage.

The L O mounting cooler, lube oil cooler, lubricating mounting cooler, lubricating oil cooler mounting, and lubricating oil mounting cooler all utilize this screw to attach the cooler units, which are critical for maintaining the optimal temperature of the lubricating oil.

For the mounting fan and spacer and mtg. (mounting) thermostat housing, the screw ensures these components are firmly attached, contributing to the overall stability and efficiency of the engine’s cooling system.

In the oil cooler support mounting and oil regulator housing, the screw secures these components, which are essential for the regulation and cooling of engine oil, ensuring the engine operates within safe temperature ranges.

The rear hydraulic drive and torque converter systems also benefit from the secure attachment provided by this screw, ensuring that these components can transmit power efficiently without risk of detachment or misalignment.

For the torque converter oil cooler and turbocharger arrangement, the screw is used to attach these components, which are vital for the efficient operation of the torque converter and turbocharger, respectively.

In the turbocharger conversion kit, the screw ensures that all components are securely fastened, allowing for a smooth and efficient conversion process.

The water bypass connection and water pump mounting also rely on this screw for secure attachment, ensuring that the water pump and bypass connection operate efficiently, contributing to the engine’s cooling system.

Lastly, in the thermostat adapter and thermostat housing mounting, the screw ensures these components are correctly positioned and secured, allowing for accurate temperature control and efficient engine operation.

Conclusion

The 3010597 Captive Washer Cap Screw is a critical component in the maintenance and operation of heavy-duty trucks and Cummins engines. Its design, featuring an integrated washer, ensures secure fastening and load distribution, contributing to the longevity and reliability of the engine systems. Proper installation and maintenance of this screw are essential to ensure optimal performance and safety in heavy-duty applications.