| Index | System (Netfinity EXP300 – Type 3531) | FRU No. | 
| 3 | Front bezel | 19K1168 | |
| 4 | Switch card assembly | 19K1173 | |
| 5 | ESM card assembly | 19K1171 | |
| 6 | Power supply unit | 07K5985 | |
| 7 | Rail kit, left/right | 19K1169 | |
| 8 | Midplane/Frame, EXP300 chassis | 19K1170 | |
| 
 | Miscellaneous hardware kit, contains: | 19K1174 | |
| 
 | • | Label - Expansion Unit ID | 
 | 
| 
 | • | Label - Expansion unit ID for tower | 
 | 
| 
 | • | Label - rack/tower SCSI ID | 
 | 
| 
 | • | Light pipe (1) | 
 | 
| 
 | • | Bridge card cover (1) | 
 | 
| 
 | • | M6 rail screws (2) | 
 | 
| 
 | • | M6 Nut clips (2) | 
 | 
| 
 | • | M6 Cage Nut (2) | 
 | 
| 
 | • | Screw, M5x8L, SL Flat HD (2) | 
 | 
| 
 | • | Screw, Slotted M5 (2) | 
 | 
| 
 | Line cord | 6952300 | |
| 
 | Line cord jumper, high voltage | 36L8886 | |
| 
 | Tower enclosure | 19K1184 | |
| 
 | Tower feet (4) | 09N7269 | |
| 
 | Tower lock/pawl/latch asm (1) | 19K1186 | |
| 
 | Tower front cover assembly | 19K1223 | |
Options:
| 2 M LVD Cable | 09N7276 | 
| 4 M LVD Cable | 09N7278 | 
| 20 M LVD Cable | 09N7282 | 
| 9.1 GB 7200 rpm SCSI Hard Disk Drive | 37L6212 | 
| 18.2 GB 7200 rpm SCSI Hard Disk Drive | 37L6213 | 
| 9.1 GB Ultra160 SCSI Hard Disk Drive | 19K0610 | 
| 18.2 GB Ultra160 SCSI Hard Disk Drive | 19K0611 | 
| 36.4 GB Ultra160 SCSI Hard Disk Drive | 19K0612 | 
| 9.1 GB 10K rpm Ultra2 SCSI Hard Disk Drive | 37L6216 | 
| 18.2 GB 10K rpm Ultra2 SCSI Hard Disk Drive | 37L6217 | 
| 9.1 GB 10K rpm Ultra160 SCSI Hard Disk Drive | 19K0613 |