3682826
Grommet Seal
Cummins®

Introduction

The Cummins 3682826 Grommet Seal is a critical component designed for commercial trucks, ensuring secure and leak-proof seals around cables, pipes, and other components passing through the truck’s body or chassis. This seal is vital for maintaining system integrity by preventing contaminants from entering and fluids or gases from escaping ¹.

Basic Concepts of Grommet Seals

Grommet seals, typically made from rubber or silicone, are essential in mechanical systems to seal openings through which cables or pipes pass. They prevent leaks, protect components from abrasion, and insulate against electrical interference or noise ².

Purpose of the 3682826 Grommet Seal

Positioned in areas where cables or pipes pass through the truck’s body or chassis, the Cummins 3682826 Grommet Seal maintains system integrity by preventing leaks and protecting components from damage. This is particularly important in harsh environments with extreme temperatures, moisture, or corrosive substances ¹.

Key Features

This Cummins part is made from high-quality, durable materials resistant to wear, tear, and environmental factors. Its design allows it to conform to the shape of the component it seals, ensuring a tight and effective seal. Unique attributes such as reinforced edges or specialized coatings further enhance its performance in demanding applications ³.

Benefits

The use of the 3682826 Grommet Seal offers several benefits, including improved system integrity, reduced need for frequent replacements due to its durable construction, and enhanced overall truck performance and reliability ¹.

Troubleshooting and Maintenance

Common issues with grommet seals include wear, tear, and degradation. Regular inspection for signs of damage is crucial. If compromised, the seal should be replaced to prevent leaks. Maintenance tips include keeping the area around the seal clean and replacing it as needed to maintain effectiveness ².

Compatibility with Cummins Engines

This part is compatible with various Cummins engines, ensuring essential sealing functionality across different models. Below is a detailed breakdown of the engines with which this grommet seal is compatible:

ISM Series Engines

• ISM CM570/870
• ISM CM876
• QSM11 CM876

ISX Series Engines

• ISX CM870
• ISX CM871
• ISX12 CM2350 X102
• ISX12 G CM2180 EJ
• ISX12/ISX11.9 CM2250
• ISX15 CM2250
• ISX15 CM2350 X101
• ISX12/ISX11.9 CM2250

QSX Series Engines

• QSX11.9 CM2250 ECF
• QSX15 CM2250
• QSX15 CM2250 ECF
• QSX15 CM2350 X105

X15 Series Engines

• X15 CM2350 X116B
• X15 CM2450 X134B

Ensuring the correct installation and maintenance of this grommet seal helps prolong engine life and ensures optimal performance ³.

Role of 3682826 Grommet Seal in Engine Systems

The 3682826 Grommet Seal is essential in various engine systems, ensuring the integrity and efficiency of fluid and air pathways. It is strategically positioned in several critical areas:

• Actuator Coolant Drain Tube and Actuator Coolant Supply Tube: Ensures smooth coolant flow without leakage, vital for maintaining optimal engine temperature.
• Cylinder Head Gasket Kit: Seals coolant and oil passages, preventing fluid mixing and maintaining structural integrity.
• EGR Cooler Kit and Exhaust Recirculation Air Arrangement: Seals connections to manage recirculated exhaust gases effectively.
• Engine Control Module (ECM) and Engineering/Air Handling Gasket Set: Protects electrical connections and air passages for accurate data and unimpeded airflow.
• Exhaust Recirculation Cooler Kit and Exhaust Recirculation Gasket Kit: Maintains seals around cooler connections and recirculation passages for efficient system operation.
• Flexible Hose (Fuel Drain Tube and Fuel Plumbing): Ensures leak-free fuel lines for safe and efficient fuel delivery.
• Lower Engine Gasket Set and Upper Engine Gasket Kit: Seals critical passages for oil, coolant, and other fluids, preserving engine performance.
• Overhaul Conversion Kit and Overhaul Kit: Ensures proper sealing of refurbished or replaced components post-overhaul.
• Radiator Plumbing and Turbocharger Plumbing: Prevents coolant and lubrication leaks, vital for radiator cooling efficiency and turbocharger performance.
• Parts Distribution Center Kit: Seals distribution points to maintain supply line integrity and prevent fluid loss.
• Vent Tube, Water Inlet Tube, and Water Outlet Tube: Seals critical pathways for air and water, preventing unwanted leaks and ensuring system operation as designed ³.

Conclusion

The Cummins 3682826 Grommet Seal is a vital component in maintaining the integrity and efficiency of various engine systems. Its proper installation and maintenance are crucial for ensuring optimal engine performance and longevity.