From March until June 1932, he served in the "Sturmabteilung" (SA) and on 1 July 1932 became an SS- "Anwärter" (candidate) with the SS- "Fliegerstaffel Ost" (Flying Squadron East).
From March until June 1932, he served in the "Sturmabteilung" (SA). On 1 July 1932, Bittrich joined the "Schutzstaffel" (SS) (Nr.39,177) and became an SS- "Anwärter" (candidate) with the SS- "Fliegerstaffel Ost" (Flying Squadron East).