What insignia is used for the O-2 rank in the Navy?

The correct insignia for the O-2 rank in the Navy is represented by one silver bar. This insignia designates the rank of Lieutenant Junior Grade, which is the second officer rank in the Navy. The silver bar is a clear and standardized symbol used across naval services to indicate this specific rank.

Understanding the insignia system is important for recognizing the hierarchy within the Navy and its ranks. Each rank has a distinct insignia that helps identify the level of authority and responsibility carried by a naval officer. Other insignia options, such as gold oak leaves or multiple silver bars, correspond to different ranks, making it essential to know which is associated with Lieutenant Junior Grade specifically.