U.S. Army Sergeant First Class (E-7) Insignia - Official Rank Patch #301828 (License: Personal Use)

The insignia displays three upward-pointing chevrons above a five-pointed star, with three downward-curving arcs beneath-representing the E-7 pay grade. It is worn on the sleeves of the Army Service Uniform and Army Combat Uniform to denote senior non-commissioned officer status. The design follows U.S. Army Regulation 670-1 specifications for uniform wear and identification.

Used on official military websites, recruitment materials, veteran resources, and uniform guides; matches user intent for identifying or verifying U.S. Army ranks, uniform regulations, or historical insignia research.