Keyboard–switch database IBM 5550 keyboard
| Brand | IBM |
|---|---|
| Manufacturer | Alps |
| Model | 5550 keyboard |
| Part number | 4773313 (external) |
| FCC ID | — |
| Switches | Alps SKCL Green (no LED; SP:LB, L:N) |
| Serial number | 9924922 (external) |
| Year (IC) | 1983 |
| PCB code 1 | 12KC218A |
| Reference | http://kbd.rzw.jp/alps/ibm_5550_4773313_alps-green_black/ |
Created by Daniel on 2016-01-01