Product introduction
This Cummins engine cylinder liner, model 4309331, is a key original equipment manufacturer (OEM) part specifically designed for Cummins diesel engines. Made of high-alloy cast iron or special steel, the Cummins liner undergoes a surface hardening treatment, achieving a hardness of HRC 60 or higher, resulting in excellent wear resistance. This Cummins Cylinder Liner protects the engine block and provides a guiding surface for piston movement, ensuring sealing and durability under high temperature and pressure conditions. It can withstand temperatures exceeding 800°C, making it suitable for demanding applications such as heavy-duty trucks and construction machinery.
Product Images
Product Parameters
| Parameter category | Detailed Description |
| Part number | 4309331 |
| Material | Made of high-alloy cast iron or special steel, the surface has undergone hardening treatment (such as chromium plating or nitriding), with a hardness of over HRC 60 and excellent wear resistance |
| Temperature resistance | It can withstand temperatures above 800℃ and is suitable for the extreme working environment of diesel engines |
| Wall thickness | It is usually 3-5mm in size, taking into account both strength and heat dissipation requirements |
| Length | Match the cylinder block design to ensure that it is flush with the cylinder block after installation |
| Packaging | The minimum packaging unit is 1 piece. It adopts shockproof and reinforced design and meets international transportation standards |
| Compatible model | 1. Compatible with Cummins ISX12, ISX15 and other series diesel engines (specific compatibility needs to be confirmed through the official technical manual) 2. Both 12-valve and 24-valve engine configurations are applicable. The 24-valve model is typically used for higher power demands |
Product Advantages
Cummins cylinder sleeves are made of high-alloy cast iron or special steel with a hardened surface, achieving a hardness of HRC 60 or higher, resulting in excellent wear resistance. They can withstand temperatures above 800℃, adapting to the extreme operating environments of diesel engines and ensuring long-term stable operation. This Cylinder Liner is compatible with ISX12, ISX15, and other series diesel engines, offering excellent installation compatibility. It conforms to Cummins original equipment manufacturer (OEM) technical specifications, allowing direct replacement of original parts and reducing overall maintenance risks.
FAQ
Q: 1. What are the material and manufacturing characteristics of this component?
A: Made of high-alloy cast iron or special steel, with a surface hardened to a hardness of HRC 60 or higher, exhibiting excellent wear resistance and withstanding temperatures above 800℃.
Q: 2. Which engines is the Cummins 4309331 cylinder liner assembly compatible with?
A: Specifically designed for Cummins diesel engines such as the ISX12 and ISX15, suitable for both 12-valve and 24-valve configurations.
Q: 3. How to extend cylinder liner life?
A: Regularly check for wear (recommended every 50,000 km), use genuine factory oil/filters, and avoid overloading.
Q: 4. What are the export packaging specifications for 4309331?
A: Shockproof and reinforced original factory packaging (1 piece/box), conforming to ISTA 1A standards, in a wooden crate or high-strength cardboard box.
Q: 5. What is the HS Code for this product?
A: Classified as 8408909390 (Other diesel engine parts), export requires a customs clearance document and a commercial invoice.
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