gemischte Flak-Abteilung 553 (o)

Formed Oct 1943 - Mar 1944 in Luftgau VII as s.Flak-Abt. 553, with 4 Batterien:

Stab/s.553 from s.Flak-Bttr.zbV 9967
1./s.553 from s.Flak-Bttr.zbV 9968 [RAD 4./172]
2./s.553 from s.Flak-Bttr.zbV 9969 [RAD 5./172]
3./s.553 from s.Flak-Bttr.zbV 9970 [RAD 3./171]
4./s.553 from s.Flak-Bttr.zbV 9971 [RAD 4./173]

Reorganised as a gemischte Abteilung in Apr 1944 then two new leichte Batterien was formed:

5./gem.553 from 3./773
6./gem.553 from 4./773

1.-4./gem.553 was disbanded Oct 1944.

In Dec 1944 6./gem.553 became 9./Flak-Regiment 21.

Service:

• 1 Apr 1944 under 18. Flak-Brigade (Stab/Flak-Regiment 95)
• 1 May 1944 under 18. Flak-Brigade (Stab/Flak-Regiment 95)
• May 1944 in Reims(?)
• 1 Jun 1944 under 18. Flak-Brigade (Stab/Flak-Regiment 95)
• 1 Jul 1944 under 18. Flak-Brigade (Stab/Flak-Regiment 95)
• 1 Aug 1944 under 18. Flak-Brigade (Stab/Flak-Regiment 95)
• 1 Sep 1944 under 18. Flak-Brigade (Stab/Flak-Regiment 95)
• 1 Oct 1944 in Köln under 7. Flak-Division (Stab/Flak-Regiment 14) [5./gem.553]
  • under 16. Flak-Division [6./gem.553]
• 1 Nov 1944 in Köln under 7. Flak-Division (Stab/Flak-Regiment 14) [5./gem.553]
  • under 16. Flak-Division (Stab/Flak-Regiment 87) [6./gem.553 under Stab/gem.345]
• 1 Nov 1944 under 16. Flak-Division (Stab/Flak-Regiment 87) [Stab, 6./gem.553]
  • in Brühl under 7. Flak-Division (Stab/Flak-Regiment 144) [5./gem.553]
• 1944/45 in Luftgau XIV