United States Army 31st ADA (Air Defense Artillery) Class A Patch
Criteria: This full color should sleeve insignia (SSI) is worn by the 31st Air Defense Artillery (31st ADA) which are based at Fort Sill, OK. Approved for wear in 1975 on the Army Class A Uniform (Greens). Ready and Vigilant is their motto. Patch measures 2" wide by 3" high. Sold individually.