AB / Motorman (Матрос-моторист) / AB-Cook (Повар-матрос) / Oiler (Вахтенный моторист)

Carpenter, Motorman, Motorman / Fitter, Oiler

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

Electric Cadet, Engine Cadet, Motorman, Motorman / Electrician, Motorman-electrician, Motorman-welder, Oiler, Rating forming part of a watch in a manned engine-room or designated to perform duties in a periodically unmanned engine-room