| Code | Manufacturing Part# | Description | 
| 1 | 380-1003 | Base Chassis Assembly | 
| 1 |  |  | 
| 2 |  |  | 
| NS |  | Operator Panel and Power Switch
 | 
| NS |  | Fan/Heatsink Bracket for 240-4589 and 240-4612
 | 
| 1 | 380-1223 | Base Chassis Assembly (E4 Stepping) | 
| NS |  | Operator Panel and Power Switch
 | 
| NS | n/a | Hexagonal CPU/Memory Mezzanine Standoff (×6) | 
| NS | n/a | PCI Filler Panel, 701N-L002-A | 
| NS | n/a | Fan Bracket | 
| NS | n/a | CPU/Memory Mezzanine Fan/Heatsink Mounting Plate | 
| NS | n/a | Audio/IEEE1394/USB Combo Card Bracket | 
| NS | n/a | Left Side Cover with Service Label | 
| NS | n/a | 5.25" Removable Media Device EMI Filler Panel |