Kapitänleutnant, short: KptLt/in lists: KL, (English: captain lieutenant) is an officer grade of the captains' military hierarchy group (German: Hauptleute) of the German Bundeswehr. The rank is rated OF-2[1] in NATO, and equivalent to Hauptmann in the Heer and Luftwaffe. It is grade A11 or A12 in the pay rules of the Federal Ministry of Defence.