201989
V Band Clamp
Cummins®

The V Band Clamp, specifically Part #201989 by Cummins, is a component designed for use in commercial truck applications. Cummins, a well-established manufacturer in the automotive industry, produces this clamp to meet the demanding requirements of heavy-duty truck operations. This part is integral to ensuring secure and efficient connections in various truck systems.

Basic Concepts of V Band Clamps

V Band Clamps are specialized fasteners used to join pipes and fittings in exhaust and intake systems. They operate by utilizing a band that wraps around the pipe and fitting, secured by a single bolt. This design allows for a uniform clamping force around the entire circumference of the joint, providing a reliable seal. In the automotive industry, V Band Clamps are commonly employed in exhaust systems due to their ability to withstand high temperatures and vibrations ¹.

Purpose of the 201989 V Band Clamp in Truck Operations

The 201989 V Band Clamp by Cummins is designed to play a role in the operation of commercial trucks by securing connections in exhaust systems and other relevant areas. Its application ensures that exhaust components remain firmly attached, which is vital for the efficient operation of the truck’s engine. Additionally, it helps maintain the integrity of the exhaust system under varying conditions, including high temperatures and vibrations typical in heavy-duty truck environments ².

Key Features of the 201989 V Band Clamp

The 201989 V Band Clamp is constructed from high-quality materials, ensuring durability and resistance to corrosion. Its design includes a stainless steel band and bolt, which contribute to its strength and longevity. The clamp features a unique V-shaped band that provides a consistent clamping force around the joint, enhancing the seal’s effectiveness. This design also facilitates easier installation and removal compared to traditional clamping methods ³.

Benefits of Using the 201989 V Band Clamp

Utilizing the 201989 V Band Clamp offers several advantages. It provides improved sealing efficiency, reducing the risk of leaks in the exhaust system. The design of the clamp allows for quick and easy installation, minimizing downtime during maintenance procedures. Additionally, its robust construction and resistance to corrosion contribute to lower maintenance requirements and extended service life.

Installation Process

Installing the 201989 V Band Clamp involves several steps to ensure a secure and effective connection. First, align the V-shaped band around the pipe and fitting. Next, position the clamp over the band and tighten the central bolt using the appropriate torque specifications. It is important to ensure that the band is evenly distributed around the joint to achieve a uniform clamping force. Careful attention to torque settings and alignment will help avoid common installation pitfalls.

Troubleshooting Common Issues

Frequent problems with V Band Clamps may include leaks, difficulty in installation, or corrosion. To address leaks, inspect the clamp for proper alignment and ensure the bolt is tightened to the manufacturer’s specifications. If installation proves challenging, verify that the band is correctly positioned and that there are no obstructions. Corrosion can be mitigated by selecting clamps made from corrosion-resistant materials and conducting regular inspections.

Maintenance Tips

Regular maintenance of the 201989 V Band Clamp is key to ensuring its longevity and optimal performance. Inspect the clamp periodically for signs of wear, corrosion, or damage. Clean the clamp and surrounding areas to remove any debris that could affect its operation. If any issues are detected, consider replacing the clamp to maintain the integrity of the exhaust system. Following these maintenance routines will help extend the service life of the clamp.

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 spanning over a century, Cummins has established a reputation for quality and innovation in the commercial vehicle industry. The company offers a wide range of products, including engines, powertrains, and aftermarket parts, designed to meet the needs of various industries, from transportation to construction. Cummins’ commitment to excellence and customer satisfaction has made it a trusted name in the field.

Cummins V Band Clamp 201989 Compatibility with Engine Models

The Cummins V Band Clamp part number 201989 is designed to fit a variety of engine models, ensuring a secure and reliable connection for various applications. Below is a detailed description of its compatibility with the listed engine names:

K Series Engines

• K19
• K38
• K50

The V Band Clamp 201989 is compatible with the K series engines, including K19, K38, and K50. This clamp is engineered to provide a tight seal, preventing leaks and ensuring optimal performance in these engines.

NH/NT Series Engines

• NH/NT 855

The NH/NT 855 engine also supports the use of the Cummins V Band Clamp 201989. This clamp is essential for maintaining the integrity of connections in this engine model, ensuring that all components are securely fastened.

QSK Series Engines

• QSK19 CM500
• QSK19 CM850 MCRS
• QSK38 CM2150 MCRS
• QSK60 CM500
• QSK60 CM850 MCRS
• QSK78 CM500

The QSK series engines, including QSK19 CM500, QSK19 CM850 MCRS, QSK38 CM2150 MCRS, QSK60 CM500, QSK60 CM850 MCRS, and QSK78 CM500, are all compatible with the V Band Clamp 201989. This clamp is crucial for these engines, providing a dependable seal that enhances overall engine efficiency and longevity.

QSNT and QST Series Engines

• QSNT14 CM876 N102
• QST30 CM2350 T101
• QST30 CM552

The QSNT and QST series engines, such as QSNT14 CM876 N102, QST30 CM2350 T101, and QST30 CM552, also benefit from the use of the Cummins V Band Clamp 201989. This clamp ensures that all connections in these engines are tightly sealed, preventing any potential leaks and maintaining the engine’s performance.

By providing a secure fit for these various engine models, the Cummins V Band Clamp 201989 plays a critical role in the overall functionality and reliability of the engines.

Role of Part 201989 V Band Clamp in Engine Systems

The Part 201989 V Band Clamp is integral to the secure and efficient assembly of various components within engine systems. It ensures robust connections in the following areas:

• Turbocharger Exhaust Connection: The V Band Clamp provides a reliable seal between the turbocharger and the exhaust system, facilitating optimal performance and minimizing leaks.

• Exhaust Elbow and Outlet Tube: It secures the exhaust elbow to the outlet tube, ensuring a tight fit that withstands high temperatures and pressures.

• Exhaust Outlet Accessories and Plumbing: The clamp is used to connect various exhaust outlet accessories, ensuring that all plumbing is secure and leak-free.

• Mounting and MTG Connection: It plays a key role in the turbocharger support mounting, ensuring that the turbocharger is firmly attached to the engine system.

• Performance Parts and Turbocharger Arrangement: In performance-enhanced systems, the V Band Clamp is utilized to connect turbocharger components, contributing to the overall efficiency and reliability of the setup.

• Exhaust System Kit and Kit 7-Exhaust Elbow V Clamp: When using comprehensive exhaust system kits, the clamp ensures all components, including the exhaust elbow, are properly connected and sealed.

The V Band Clamp’s versatility and strength make it a fundamental component in maintaining the integrity and performance of engine systems.

Conclusion

The 201989 V Band Clamp by Cummins is a critical component in the maintenance and operation of commercial truck engines. Its design and features ensure secure and efficient connections in various engine systems, contributing to the overall performance and reliability of the trucks. Regular maintenance and proper installation are essential to maximize the benefits of this part.