Cummins O Ring Seal 212161 – Secure Sealing for Leak-Free Engine Performance
The Cummins O Ring Seal 212161 is a high-performance sealing component designed to prevent fluid and gas leaks in high-pressure engine systems. Whether used in fuel, oil, or coolant pathways, this O-ring ensures reliable sealing under extreme temperature and vibration. As a trusted part of the Cummins parts, Cummins genuine parts, and CCEC parts lineup, it contributes to long-lasting engine efficiency.
📦 Specifications
- Part Number: 212161
- Part Name: O Ring Seal
- Category: Engine Sealing Components
- Material: High-quality rubber compound (fuel and oil-resistant)
- Finish: Smooth surface with precision-molded edges
- Condition: 100% Brand New
- Origin: Manufactured to strict Cummins OEM standards
- Compatibility: Suitable for use in various CCEC parts engine configurations (confirm with ESN)
✅ Key Features
- Forms a tight, leak-proof seal in pressurized systems
- Resists oil, fuel, coolant, and high-temperature exposure
- Maintains elasticity under prolonged vibration and thermal cycling
- Simple and quick to install during maintenance or repair
- Fully compatible with Cummins genuine parts and CCEC parts
- Ideal for both new engine builds and replacement needs
🔧 Technical Insights
- Elastic Memory: Designed to retain shape and flexibility after repeated pressure cycles
- Chemical Resistance: Engineered to withstand exposure to diesel, hydraulic fluids, and coolant
- Precision Fit: Molded to exact dimensions for OEM-grade sealing performance
- Durability: Minimizes the risk of leaks and premature seal failure in Cummins parts systems
💡 Application Scenarios
The 212161 O Ring Seal is commonly used in:
- Diesel engines with high-pressure oil or coolant systems
- Fuel system assemblies built with CCEC parts
- Power generation equipment relying on Cummins genuine parts
- Construction machinery and industrial engines under continuous operation
- Engine maintenance or component overhauls needing reliable seal replacements
🚚 Availability
This O-ring seal is in stock and available for immediate worldwide shipping.
For best results and exact fitment, please share your Engine Serial Number (ESN). Our technical support team is ready to help you choose the right Cummins parts and CCEC parts for your system.
