What insignia is worn by a Lieutenant Jr Grade?

A Lieutenant Junior Grade in the Navy wears a single silver bar as their rank insignia. This symbol signifies the officer's position within the naval hierarchy, specifically indicating that they are in the early stages of their commissioned career as a naval officer. The design is clear and easily distinguishable, allowing for immediate recognition of rank by peers and superiors in various settings, whether in uniform or during official duties.

This clear rank symbol is essential in maintaining order and respect within the Navy, as it helps in identifying an officer's experience and authority level. The single silver bar is a standard representation for the Lieutenant Junior Grade rank across all branches of the U.S. Armed Forces, ensuring uniformity and consistency in the understanding of military ranks.