Use the following table to determine the part number for the field replaceable unit (FRU):
| CCIN or FFC | Type and model | Part number | Description | Location code |
| 791 | 9117-MMA | 74G8824 | 2.2 GB 16-bit SE disk drive assembly | |
| 791 | 9117-MMA | 74G7007 | 2.2 GB 16-bit SE disk drive unit tray assembly | |
| 791 | 9117-MMA | 06H8631 | tray assembly | |
| 791 | 9117-MMA | 06H7691 | 4 position ID cable | |
| 791 | 9117-MMA | 27H0380 | electronics card assembly |