Rating forming part of a watch in a manned engine-room or designated to perform duties in a periodically unmanned engine-room (Вахтенный моторист)

Rating forming part of a watch in a manned engine-room or designated to perform duties in a periodically unmanned engine-room, Wiper

Motorman, Oiler, Wiper, Ratings as able seafarer engine in a manned engine-room or designated to perform duties in a periodically unmanned engine-room, Rating forming part of a watch in a manned engine-room or designated to perform duties in a periodically unmanned engine-room

Rating forming part of a watch in a manned engine-room or designated to perform duties in a periodically unmanned engine-room, Wiper