IETF (International Engineering & Technology Fair), organised biennially since 1975, is the flagship event of the Confederation of Indian Industry (CII). The forthcoming fair - the 18th IETF 2009, is structured as a comprehensive B2B event, segmented into well-defined technological sections of the engineering & manufacturing industry. These sections are branded and represented by concurrent focused business fairs. (India)
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| HR31320J NSK | 100 | 215 | 56.5 |
| HR30320J NSK | 100 | 215 | 51.5 |