3065723
Captive Washer Cap Screw
Cummins®

The Cummins Captive Washer Cap Screw, specifically Part #3065723, is a critical component in the maintenance and operation of heavy-duty trucks. Cummins, a renowned manufacturer in the automotive industry, produces this part to meet the stringent demands of commercial vehicle applications.

Basic Concepts of Captive Washer Cap Screws

A Captive Washer Cap Screw is a type of fastener that integrates a washer directly into the screw head or along the shaft. This design ensures that the washer remains in place during installation, enhancing sealing capability and distributing the load more evenly across fastened materials. These screws are commonly used in mechanical assemblies where vibration and movement are concerns, as they help maintain a secure and stable connection.

Purpose of the 3065723 Captive Washer Cap Screw in Truck Operation

The 3065723 Captive Washer Cap Screw secures components in commercial trucks that are subject to significant stress and vibration. Its applications include fastening engine components, body panels, and other critical parts where structural integrity and performance are paramount. The screw helps maintain the alignment and stability of these components, which is vital for the overall functionality and safety of the truck.

Key Features of the 3065723 Captive Washer Cap Screw

The 3065723 Captive Washer Cap Screw is designed with features that make it suitable for heavy-duty applications. Its precision-cut threading ensures a secure fit, while the integrated washer provides additional sealing and load distribution. The material used in its construction offers corrosion resistance, which is important for longevity in harsh operating environments. These design elements contribute to the screw’s reliability and performance in demanding conditions.

Benefits of Using the 3065723 Captive Washer Cap Screw

Using the 3065723 Captive Washer Cap Screw offers several advantages. The integrated washer simplifies the installation process by eliminating the need for separate washers, reducing the risk of part loss during assembly. Additionally, the design enhances sealing capabilities, which can prevent leaks and improve the overall integrity of the fastened joint. The ease of installation and the robust design contribute to efficient maintenance and repair processes.

Installation and Usage Guidelines

Proper installation of the 3065723 Captive Washer Cap Screw involves several steps to ensure a secure fit. Begin by aligning the screw with the designated hole. Use a torque wrench to tighten the screw to the manufacturer’s specified torque settings, which helps prevent over-tightening or under-tightening. It is also important to follow best practices for thread engagement and to ensure that the screw is perpendicular to the surface being fastened. These guidelines help achieve a reliable and durable connection.

Troubleshooting Common Issues

Typical problems that may arise with the 3065723 Captive Washer Cap Screw include loosening due to vibration or corrosion over time. To address loosening, re-tighten the screw to the specified torque settings and ensure that the surface is clean and free of contaminants. If corrosion is present, clean the affected area thoroughly and consider applying a corrosion-resistant coating to prevent further degradation. Regular inspections can help identify and resolve these issues promptly.

Maintenance Tips

To prolong the lifespan and ensure continued reliable performance of the 3065723 Captive Washer Cap Screw, regular maintenance is recommended. Inspect the screw and surrounding area for signs of wear, corrosion, or loosening at intervals consistent with the truck’s maintenance schedule. Cleaning the screw and its surroundings can prevent the buildup of dirt and debris, which may contribute to corrosion. Following these maintenance tips can help maintain the screw’s integrity and functionality.

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 of innovation and a commitment to quality, Cummins serves customers in approximately 190 countries and territories through a network of more than 600 company-owned and independent distributor facilities and more than 7,200 dealer locations. The company’s product range includes engines for on-highway, off-highway, and stationary applications, as well as related technologies that enhance performance and efficiency.

Cummins Part 3065723 Captive Washer Cap Screw in Engine Applications

The Cummins part 3065723, a Captive Washer Cap Screw, is a critical component in various engine assemblies. This part is designed to secure different parts within the engine, ensuring stability and integrity during operation. Below is a detailed overview of how this part integrates with specific Cummins engines:

K-Series Engines

• K19
• K38
• K50

The K-Series engines, including the K19, K38, and K50, utilize the 3065723 Captive Washer Cap Screw to fasten components securely. This screw is often used in applications where vibration resistance and durability are paramount, ensuring that parts remain tightly secured under varying operational conditions.

KTA Series Engines

• KTA19GC
• KTA19GC CM558
• KTA38GC CM558

In the KTA Series engines, such as the KTA19GC, KTA19GC CM558, and KTA38GC CM558, the 3065723 Captive Washer Cap Screw is employed to maintain the structural integrity of the engine’s components. These engines benefit from the screw’s ability to withstand high pressures and temperatures, ensuring long-term reliability.

QSK Series Engines

• QSK19 CM2350 K105
• QSK19 CM2350 K114
• QSK19 CM2350 K144G
• QSK19 CM500
• QSK19 CM850 MCRS
• QSK19G
• QSK50 CM2150 K107
• QSK50 CM2150 MCRS

The QSK Series engines, including the QSK19 CM2350 K105, QSK19 CM2350 K114, QSK19 CM2350 K144G, QSK19 CM500, QSK19 CM850 MCRS, QSK19G, QSK50 CM2150 K107, and QSK50 CM2150 MCRS, all incorporate the 3065723 Captive Washer Cap Screw. This part is essential for securing various engine components, providing the necessary strength and stability to handle the demanding conditions these engines operate under.

N14 Celect Plus

The N14 Celect Plus engine uses the 3065723 Captive Washer Cap Screw to ensure that critical parts are fastened securely. This application highlights the screw’s importance in maintaining the engine’s structural integrity and operational efficiency.

V-Series Engines

• V903
• VTA903 CM2250 V105

The V-Series engines, such as the V903 and VTA903 CM2250 V105, also rely on the 3065723 Captive Washer Cap Screw. This part is integral in securing components within these engines, ensuring that all parts remain tightly fastened and operationally sound under various conditions.

The 3065723 Captive Washer Cap Screw is a versatile and essential component across a wide range of Cummins engines, providing the necessary strength and reliability to maintain engine integrity.

Role of Part 3065723 Captive Washer Cap Screw in Engine Systems

The Part 3065723 Captive Washer Cap Screw is integral to the secure assembly and operation of various engine components. Its application ensures the stability and integrity of connections across multiple systems within the engine.

Adapter and Oil Pan Assembly

In the adapter and oil pan assembly, the Captive Washer Cap Screw plays a significant role in maintaining a tight seal. This is essential for preventing oil leaks and ensuring that the oil pan remains securely attached to the engine block. The screw’s design helps in distributing the load evenly, reducing the risk of component failure under operational stress.

Aftercooler and Air Crossover Systems

For the aftercooler mounting cover and air crossover, the Captive Washer Cap Screw ensures that these components are firmly mounted. This is vital for the efficient transfer of air and the maintenance of optimal temperatures within the engine system. Secure mounting prevents vibrations that could lead to misalignment or damage over time.

Air Intake and Exhaust Connections

In the air intake connection and exhaust manifold/turbocharger mounting, the screw facilitates a robust connection. This is important for maintaining the airflow integrity and ensuring that the exhaust system operates efficiently without leaks. The secure fit also aids in reducing noise and enhancing the overall performance of the engine.

Lubricating Oil Filter and Valve Cover Assembly

The lubricating oil filter and valve cover assembly rely on the Captive Washer Cap Screw to maintain a leak-proof seal. This is crucial for the consistent filtration of engine oil and the prevention of contaminants from entering the engine. A secure valve cover also ensures that the valvetrain components operate smoothly without exposure to external elements.

Turbocharger and Water Supply Mounting

In the turbocharger water supply mounting, the screw ensures that the water supply lines are securely attached. This is important for the efficient cooling of the turbocharger, which is essential for its longevity and performance. The secure attachment prevents any potential leaks that could compromise the cooling system.

Throttle and Check Valve Mounting

For the throttle and check valve mounting, the Captive Washer Cap Screw ensures that these components are accurately positioned and securely held in place. This is important for the precise control of air and fuel mixture, which directly impacts the engine’s performance and fuel efficiency.

Filler Breather and Bypass Filter Connections

The filler breather and bypass filter connections benefit from the screw’s ability to create a secure and airtight seal. This is essential for maintaining the pressure within the crankcase and ensuring that the bypass filter operates effectively in filtering out contaminants from the engine oil.

Overall, the Part 3065723 Captive Washer Cap Screw is a fundamental component in ensuring the reliable and efficient operation of various engine systems. Its application across different components underscores its versatility and importance in engine maintenance and performance.

Conclusion

The 3065723 Captive Washer Cap Screw by Cummins is a vital component in the maintenance and operation of heavy-duty trucks. Its design and features make it suitable for demanding applications, ensuring the stability and integrity of critical engine components. Regular maintenance and proper installation are essential to maximize its performance and longevity.