Cummins Hexagon Flange Head Cap Screw C3901249 – Secure Fastening with OEM Strength
The Cummins Hexagon Flange Head Cap Screw C3901249 is a genuine fastener built to lock engine parts together with strength and accuracy. It delivers tight clamping force while spreading the load through its flange head design. Because it comes as a Cummins genuine part, you gain the right fit, strong grip, and long-term reliability. Small in size yet essential, this cap screw supports engine stability under heavy stress and vibration.
🔩 Specifications
- Part number: C3901249
- Genuine Cummins flange head cap screw
- Made from high-strength, heat-treated steel
- OEM design for accurate fit and durability
⭐ Key Features
- Flange head spreads clamping force for added security
- Strong resistance to loosening from vibration
- Simple and precise OEM installation
- Built for long service life in harsh engine conditions
⚙️ Technical Insights
The C3901249 cap screw works as more than just a fastener. Since the flange head increases contact area, it reduces stress on parts and improves sealing. As a result, joints stay secure and wear is minimized. In addition, the heat-treated steel body holds strength under high torque and thermal cycles. Furthermore, using Cummins genuine parts ensures consistent quality, while cheaper alternatives often risk failure and downtime.
🛠 Application Scenarios
This cap screw is widely used in Cummins engines for trucks, buses, construction machinery, and marine systems. Moreover, it suits both preventive maintenance and full rebuilds. Whether your equipment runs on highways, job sites, or offshore, the C3901249 screw guarantees steady fastening and lasting protection.
📦 Availability
The Cummins Hexagon Flange Head Cap Screw C3901249 is in stock and ready for global shipping. To confirm correct fitment with your Cummins parts configuration, please provide your engine serial number (ESN). Our support team is available to verify details and arrange fast delivery of your Cummins genuine parts worldwide.
