Cummins Fracture Resistant Screw 3349806 – Enhanced Durability for High-Pressure Engine Systems
The Cummins Fracture Resistant Screw 3349806 is specifically engineered to withstand extreme mechanical stress while providing reliable fastening for heavy-duty engine systems. As a genuine Cummins part, it guarantees optimal performance and durability in demanding environments. Moreover, it meets the highest standards of strength and longevity, making it ideal for use with Cummins and CCEC parts in critical engine applications where precision and reliability are paramount.
🔩 Specifications
- Part Number: 3349806
- Part Name: Fracture Resistant Screw
- Material: High-strength, fracture-resistant alloy steel
- Finish: Corrosion-resistant (zinc-plated or equivalent)
- Thread Type: Unified National Coarse (UNC)
- Condition: 100% Brand New
- Category: Engine Fasteners
- Compatibility: Designed for use in specific Cummins and CCEC engine models (verify with ESN)
- OEM Standards: Manufactured to exact Cummins OEM specifications
⭐ Key Features
- Fracture Resistance: Crafted from a specially engineered fracture-resistant alloy, this screw resists failure even under high-stress and impact conditions.
- Corrosion Protection: Thanks to its corrosion-resistant coating, it performs well in harsh engine environments exposed to fluids, oils, and extreme temperatures.
- High Tensile Strength: It withstands high loads and vibrations typical in diesel engines and industrial machinery.
- Precision Threads: The screw’s threads ensure a tight, secure fit, thereby reducing the risk of loosening during operation.
- OEM-Approved Quality: Fully compatible with Cummins genuine parts and CCEC parts, it delivers the same reliability as the original equipment manufacturer.
⚙️ Technical Insights
- Impact and Stress Resistance: The fracture-resistant design plays a critical role in high-load applications by protecting the screw from cracking or breaking under pressure.
- High-Temperature Endurance: This screw maintains its structural integrity even during continuous operation in elevated temperature environments.
- Vibration Durability: Its construction helps it resist loosening or damage caused by intense vibrations common in diesel engines and heavy-duty machinery.
- Stress Distribution: The precise design ensures even stress distribution, which prevents localized failures or deformation over time.
- Enhanced Performance: Additionally, the corrosion-resistant coating protects the screw from environmental factors such as engine fluids that would otherwise degrade the material.
🛠 Application Scenarios
The Cummins 3349806 Fracture Resistant Screw finds typical use in:
- Heavy-duty diesel engine systems, including those in trucks, buses, and power generation units.
- Marine engines, where secure fastening is critical due to constant vibration and thermal cycles.
- Construction and industrial equipment such as excavators, bulldozers, and generators.
- Engine overhauls and rebuilds requiring long-term durability and reliability.
- CCEC parts systems that demand high-performance fasteners for critical engine components.
📦 Availability
The Cummins 3349806 Fracture Resistant Screw is currently in stock and ready for global shipping. To ensure compatibility, please provide your engine serial number (ESN). Furthermore, our technical support team stands ready to assist with product questions and installation guidance.
