| 381 | Sounding, surveil. and operating equipment for cargo systems |
| 416 | Navigation tv |
| 42 | Communication equipment |
| 423 | Data transmission plants, communication |
| 425 | Calling/command/crew call telephone plants, walkie-talkies |
| 43 | Anchoring, mooring, towing equipment |
| 444 | Cleaning equipment, garbage chutes |
| 53 | Ext. deck covering, ladders, steps, fore, aft gangway |
| 79 | Automation systems for machinery |
| 792 | Common automation equipment, engine room alarm systems |
| 811 | Fire detection, fire and lifeboat alarm systems |
| 85 | Common electric, electronic systems |