| A1 |
Internal Design Modification |
| G5 |
Carburized Steel - Inner And Outer Ring |
| /S/ |
Black Oxide Coating |
| MM |
Two Retaining Rings In The Outer Ring |
| C3 |
Internal Clearance Larger Than Normal |
| U303 |
The Code U303 In The Article Number Of An NSK Bearing Shows That It Was Specially Developed And Produced For Use In Wind Power Technology. These Wind Turbine Bearings Are Made From Premium, High-Purity Bearing Steels And Special Steels Used Exclusively By NSK. They Are Also Assembled In Separate Production Areas And Subject To Special Packaging Regulations, Which Prevent Contamination |
| S |
|