285 | Material protection of ballast, sea w. and stabil. tanks, cofferdams, chain lockers |
40 | Manoeuvring machinery, equipment |
401 | Rudder w/welded parts |
403 | Steering gear/columns, telemotor sys., rudder ind., emerg.st |
405 | Stabilizers |
637 | Main reduction gears w/thrust bearings and couplings |