23 | Cargo area - hull small vessels |
285 | Material protection of ballast, sea w. and stabil. tanks, cofferdams, chain lockers |
601 | Diesel engines |
641 | Main boilers |
651 | Motor aggregates |
70 | Fuel systems |
71 | Lube oil systems |
73 | Compressed air systems |
731 | Starting air systems (high pressure) |
732 | General purpose air systems for engine room (low pressure) |
734 | Instrument air supply systems |