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Cummins 205021 Main Bearing Cap
Product Description
The Cummins 205021 main bearing cap secures lower bearing shells to the engine block saddle, maintaining essential crankshaft geometry. Precision-machined from high-tensile ductile iron, it prevents bearing clearance loss, journal misalignment, and cylinder block distortion. Designed for severe-duty performance, this component guarantees long-term durability in high-horsepower diesel engines during demanding operations.
Technical Specifications
| Parameter | Details |
|---|---|
| Product Name | Main Bearing Cap (Crankshaft Support Cap) |
| Function | Secures lower main bearing shells against the engine block saddle to maintain crankshaft journal alignment, absorb combustion shock, and preserve oil film thickness. |
Application Information
| Specification | Compatibility Details |
|---|---|
| Engine Brand | Cummins |
| Compatible Engine Series | K19, QSK19, KT, KTA, QSK19 CM500 |
| Primary OEM Part Number | 205021 |
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