Cummins Restriction Indicator 178957 – Air Intake Monitoring Device
The Cummins Restriction Indicator 178957 is an essential diagnostic device used to monitor air filter performance in diesel engine intake systems. By providing real-time feedback on airflow restriction, this indicator helps prevent engine inefficiency caused by clogged or dirty air filters.
🔩 Specifications
- Part Number: 178957
- Part Name: Restriction Indicator
- Material: Durable polymer housing with precision internal sensor
- Mounting Type: Threaded or flange mount (verify installation type)
- Measurement Range: Factory calibrated pressure threshold
- Condition: 100% Brand New
- Category: Engine Monitoring Sensors
- Origin: Manufactured to Cummins OEM standards
- Compatibility: Designed for integration with multiple Cummins parts air intake systems, including CCEC parts engines
⭐ Key Features
- Accurately signals when the air filter requires maintenance or replacement
- Protects engine from power loss due to restricted airflow
- Clear, color-coded readout or mechanical indicator (depending on model variant)
- Resistant to vibration, dust, and thermal cycling
- Fully compatible with Cummins genuine parts air systems and assemblies
⚙️ Technical Insights
- Airflow Management: By monitoring pressure drop across the air filter, the restriction indicator helps maintain ideal combustion conditions.
- Mechanical Simplicity: No electrical power required—operates reliably even in harsh off-grid environments.
- Failure Prevention: Early warning minimizes risk of engine damage due to dust ingestion or over-fueling caused by low air intake.
- Integration Flexibility: Installed inline with the air filter housing or air intake tubing; supports both vertical and horizontal configurations within Cummins parts systems.
🛠 Application Scenarios
The Cummins 178957 Restriction Indicator is widely used in:
- Heavy-duty on-road trucks and commercial vehicles
- Industrial generator sets with high-dust intake environments
- Construction machinery such as loaders and graders
- Marine engines operating in salty or dusty air conditions
- Mining and oilfield equipment requiring reliable intake monitoring with CCEC parts compatibility
📦 Availability
This item is in stock and ready to ship.
We offer global delivery and can assist with compatibility questions. To ensure proper fitment with your system, please provide your engine serial number (ESN) or consult your Cummins parts manual.
