S600
Lock Washer
Cummins®

The S600 Lock Washer is a specialized component manufactured by Cummins, a leader in diesel engine manufacturing. This Cummins part is designed for use in commercial trucks, where it plays a significant role in ensuring the integrity and reliability of fastening applications.

Basic Concepts of Lock Washers

Lock washers are mechanical devices used in conjunction with bolts and nuts to prevent loosening due to vibration or other dynamic forces. They function by creating additional friction or by deforming slightly to grip the surfaces they are installed between, thereby enhancing the security of the fastener ¹.

Purpose of the S600 Lock Washer

The S600 is specifically engineered to address the demanding conditions encountered in commercial truck operations. It is applied in various truck components where secure fastening is paramount. This includes, but is not limited to, engine mounts, suspension systems, and other critical assemblies where vibration and dynamic loads are common.

Key Features

The S600 distinguishes itself through several key features. It is constructed from high-strength materials, ensuring durability under stress. Its design incorporates elements that enhance its functionality, such as a split-lock design that provides a spring effect, increasing resistance to loosening. Additionally, the washer may feature unique attributes like a serrated edge or a specialized shape that further improves its performance in securing fasteners.

Benefits

Utilizing the S600 offers several advantages. It provides improved fastening security, effectively resisting the loosening effects of vibration. Its design contributes to enhanced durability, making it suitable for the harsh operating conditions typical of commercial trucking. Furthermore, the washer’s longevity ensures that it maintains its effectiveness over extended periods, reducing the need for frequent replacements.

Installation Guidelines

Proper installation of the S600 is crucial for its optimal performance. It should be placed under the nut or bolt head, ensuring it is correctly oriented to exert its locking function. Care should be taken to avoid over-tightening, which could damage the washer or the surfaces it contacts. Following manufacturer guidelines for torque specifications is recommended to ensure the fastener is secure without excessive force ².

Troubleshooting and Maintenance

Common issues with lock washers in commercial truck applications may include deformation due to over-tightening or wear from prolonged use. Regular inspection for signs of damage or wear is advisable. Maintenance practices should include checking the condition of the washer during routine service intervals and replacing it if any signs of degradation are observed.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a full line of power generation and related technologies. With a rich history in diesel engine manufacturing, Cummins is renowned for its commitment to quality, innovation, and customer satisfaction in the commercial vehicle industry. The company’s expertise and dedication to advancing technology ensure that its products, like the S600 Lock Washer, meet the high standards required for commercial truck applications.

Cummins Engine Compatibility with S600 Lock Washer

This Cummins part is compatible with a range of Cummins engines, providing stability and preventing loosening under vibration and stress. Below is a detailed overview of the engines that utilize the S600 Lock Washer:

Industrial and Power Generation Engines

• 6B5.9
• 6C8.3
• G5.9
• G8.3
• G855
• GTA38 G CMEICS G116C
• GTA8.3 CM558
• GTA855 CM558 (CM2358) G101
• ISM CM570
• ISM CM570/870
• ISM11 CM876 SN
• ISX CM570

These engines, primarily used in industrial and power generation applications, benefit from the S600’s ability to maintain secure connections in demanding environments.

Marine Engines

• 4B3.9
• B5.9 G
• B5.9 GAS PLUS CM556
• G855 CM558

The S600 is also suitable for marine engines, ensuring reliable performance in the harsh conditions of marine environments.

Heavy-Duty Truck Engines

• K19
• K38
• K50
• KTA19GC
• KTA19GC CM558
• KTA38GC CM558

In heavy-duty truck applications, the S600 provides the necessary durability and security for critical engine components.

Agricultural and Construction Engines

• L10 CELECT
• L10 GAS
• L10 MECHANICAL

For agricultural and construction engines, the S600 ensures that fasteners remain tight, even under the intense vibrations and stresses encountered in these demanding applications.

By ensuring compatibility across such a diverse range of engines, the S600 from Cummins demonstrates its versatility and reliability in maintaining secure fastenings.

Role of Part S600 Lock Washer in Engine Systems

The S600 is an essential component in various engine systems, ensuring the stability and integrity of connections. Here’s how it integrates with several key components:

Acceleration Delay Cylinder

In the acceleration delay cylinder, the S600 secures the bolts that hold the cylinder to its mounting bracket. This prevents loosening due to vibrations, ensuring consistent performance during acceleration phases.

Actuator Assembly

Within the actuator assembly, the S600 is used to lock the fasteners that connect the actuator to the engine control system. This maintains precise control over the actuator’s movements, which are vital for modulating engine performance.

Air Crossover Mounting

For the air crossover mounting, the S600 ensures that the mounting brackets remain firmly attached to the engine frame. This is important for maintaining the structural integrity of the air crossover system, which is crucial for efficient air distribution.

Cabinet

In the cabinet housing various engine components, the S600 is employed to secure the cabinet doors and panels. This prevents them from coming loose, ensuring that the internal components are protected from external elements.

Electronic Control Pressure Valve

The S600 plays a role in securing the bolts that attach the electronic control pressure valve to its mounting points. This ensures that the valve operates within specified parameters, contributing to stable engine pressure control.

Engine Control

In the engine control unit, the S600 is used to lock the screws that hold the control unit in place. This ensures that the unit remains securely mounted, allowing for accurate monitoring and adjustment of engine parameters.

Evaporator Kit

For the evaporator kit, the S600 secures the connections between the evaporator and its mounting brackets. This is essential for maintaining the structural stability of the evaporator, which is key to efficient cooling processes.

Fuel Pump Solenoid

In the fuel pump solenoid assembly, the S600 ensures that the solenoid is firmly attached to its mounting points. This is important for consistent fuel delivery and engine performance.

Fuel Shutoff Valve Kit

The S600 is utilized in the fuel shutoff valve kit to secure the valve to its mounting bracket. This ensures that the valve can be reliably operated, providing a secure means to cut off fuel supply when necessary.

Hand Sump Pump Bracket

In the hand sump pump bracket, the S600 secures the pump to its mounting points. This is vital for ensuring that the pump remains stable during operation, facilitating efficient oil sump management.

Harness and Generator Set Integration

For the harness and generator set integration, the S600 is used to secure the electrical connections and mounting brackets. This ensures that the generator set operates reliably, with secure and stable electrical connections.

Hydraulic Pump

In the hydraulic pump system, the S600 secures the pump to its mounting points. This is essential for maintaining the pump’s alignment and operational efficiency.

Hydraulic Pump Mounting

For the hydraulic pump mounting, the S600 ensures that the pump remains firmly attached to its brackets. This is crucial for the pump’s stable operation and longevity.

Instrument Pan Accessory

The S600 is used in the instrument pan accessory to secure the pan to the engine frame. This ensures that the pan remains in place, protecting the internal components from debris and damage.

Kit Base & Depot Parts

In various kit base and depot parts, the S600 secures components to their mounting points. This ensures that the kits are assembled correctly and function as intended.

Ford 12V Fuel Shutoff

For the Ford 12V fuel shutoff system, the S600 secures the shutoff valve to its mounting bracket. This ensures reliable operation of the shutoff mechanism, critical for safety and engine management.

Lube Filter

In the lube filter assembly, the S600 secures the filter to its mounting points. This is important for maintaining the filter’s position and ensuring efficient lubrication of engine components.

Mounting Cooler Lubricating Oil

For the mounting cooler lubricating oil system, the S600 ensures that the cooler is securely attached to its brackets. This is essential for maintaining the cooler’s efficiency and structural integrity.

NFPA Alarm Panel

In the NFPA alarm panel, the S600 secures the panel to its mounting points. This ensures that the alarm system remains operational and securely in place.

Oil Pan

The S600 is used in the oil pan to secure the pan to the engine frame. This prevents the pan from shifting or coming loose, ensuring that oil is contained and engine lubrication is maintained.

Pace Control

In the pace control system, the S600 secures the control unit to its mounting points. This ensures that the pace control operates reliably, contributing to consistent engine performance.

Remote Mount Electronic Fuel Control Kit

For the remote mount electronic fuel control kit, the S600 secures the control unit to its mounting bracket. This is vital for maintaining the unit’s stability and ensuring accurate fuel control.

Roll Crusher Kit

In the roll crusher kit, the S600 secures the crusher to its mounting points. This ensures that the crusher operates efficiently and remains stable during use.

Switch Mounting

For switch mounting applications, the S600 secures switches to their brackets. This ensures that the switches remain in place and function reliably.

Woodward PSG

In the Woodward PSG system, the S600 is used to secure the PSG unit to its mounting points. This ensures that the unit operates stably, contributing to precise engine control.

Conclusion

The S600 Lock Washer is a critical component in ensuring the reliability and integrity of fastening applications in commercial trucks. Its design and features make it suitable for a wide range of engine applications, providing stability and preventing loosening under vibration and stress. Proper installation and maintenance are essential for its optimal performance, ensuring that engine systems operate efficiently and reliably.