Cummins Flexible Hose AK4065SS – Durable Connection for Engine Systems
The Cummins Flexible Hose AK4065SS provides dependable coolant or air routing within Cummins engine systems. As a certified Cummins genuine part, it fits seamlessly with other Cummins parts, offering flexibility, strong weld joints, and resistance to vibration or thermal stress. Whether used in routine maintenance or system integration, this hose ensures reliable flow without leaks.
🔩 Specifications
- Part Name: Flexible Hose
- Part Number: AK4065SS
- Material: Stainless steel with integrated flex section
- Function: Absorbs vibration and connects rigid piping in fluid or air systems
- Compatibility: Designed for use with Cummins engines, especially QSK‑series and industrial assemblies
- Weight: Approximately 0.43 lbs (s1partscenter.com, s1partscenter.com)
✅ Key Features
- Built to withstand thermal and mechanical stress
- Stainless steel construction resists corrosion and fatigue
- Flexible design helps reduce vibration and movement stress
- Certified OEM part from Cummins for system consistency
- Directly replaces matching Cummins parts within engine cooling or intake systems
⚙️ Technical Insights
Because engine operation causes movement and vibration, this hose flexes to prevent stress on rigid connections. As a result, it helps avoid leaks and component fatigue. Designed to OEM dimensions, it integrates cleanly into Cummins systems. Additionally, its stainless steel build ensures long-term durability compared to rubber or composite hoses.
🛠 Application Scenarios
- ✅ Used in cooling, air intake, or exhaust crossover systems in Cummins-powered equipment
- ✅ Ideal for QSK-series engines and heavy-duty industrial applications
- ✅ Works well under vibration and temperature extremes in generators or marine units
- ✅ Suitable for maintenance or replacement when upgrading Cummins genuine parts
📦 Availability
The Cummins Flexible Hose AK4065SS is in stock and ready for global shipping.
To ensure exact fitment with your Cummins parts configuration, please provide your engine serial number (ESN). Our support team is ready to assist with verification of Cummins compatibility.
