ID
1364099
$ 849.02
1-2 weeks delivery time
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The Nanni Diesel main bearing assembly No. 03 (970302763) supports the crankshaft with a stable, low-friction bearing surface to help maintain proper shaft alignment under marine engine loads. Used within the crankshaft bearing group and also referenced in the crankshaft assembly (page 12), it is specified for 4.150HE engines as well as N4.38 engines—ideal for dependable OEM-style service during crankshaft and bottom-end maintenance.
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Main Bearing No. 03 Assembly for Crankshaft Support
The Nanni Diesel 970302763 is a main bearing assembly identified as No. 03, designed to carry crankshaft loads and promote smooth, controlled rotation in the engine bottom end. It belongs to the crankshaft and bearings group and is also listed under the crankshaft assembly (page 12), making it a key component when servicing crankshaft bearing clearances and overall crankshaft stability.
Compatibility
- 4.150HE engines
- N4.38 engines
Technical Specifications
Brand Nanni Diesel Part Number 970302763 Component Main Bearing Assembly Bearing Position No. 03
Product Details
- Assembly Location: Crankshaft and Bearings group
- Catalog Reference: Crankshaft, page 12
- Role: Supports the crankshaft to help maintain alignment and consistent oil-film bearing operation
Features
- OEM-matched main bearing assembly for accurate fit in the crankshaft bearing set
- Designed to handle continuous marine duty cycles and engine load changes
- Helps reduce wear by promoting stable crankshaft support and smooth rotation
- Recommended for professional overhaul or targeted replacement of bearing position No. 03
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