Kampfwagenkanone (KwK) ("Fighting vehicle cannon") may refer to any of the following tank guns used by the German Wehrmacht's Panzerkorps during World War II.
These guns were developed from the anti-tank guns - PAK.
Most designs were used as anti-aircraft FLAK, too.
| Name | Barrel length | Tank used in |
|---|---|---|
| 2-cm-KwK 30 L/55 | 110 cm | PzKpfw II |
| 2-cm-KwK 38 L/55 | 110 cm | PzKpfw II |
| 3,5-cm-KwK 36 L/46 | 161 cm | PzKpfw III, Ausf. A-E |
| 5-cm-KwK 38 L/42 | 210 cm | PzKpfw III, Ausf. F-H |
| 5-cm-KwK 39 L/60 | 300 cm | PzKpfw III, Ausf. J-L |
| 7,5-cm-KwK 37 L/24 | 180 cm | PzKpfw III, Ausf. M-N, PzKpfw IV, Ausf. A-F1 |
| 7,5-cm-KwK 40 L/43 | 322,5 cm | PzKpfw IV, Ausf. F2 |
| 7,5-cm-KwK 40 L/48 | 360 cm | PzKpfw IV, Ausf. G-J, JagdPz IV/48 |
| 7,5-cm-KwK 42 L/70 | 525 cm | JagdPz IV/70, Panther, Panther II |
| 7,5-cm-KwK 45 L/100 | 750 cm | development stopped in 1945 |
| 8,8-cm-KwK 36 L/56 | 492,8 cm | Tiger I |
| 8,8-cm-KwK 43 L/71 | 624,8 cm | Jagdpanther, Panther II, Tiger II |
| 10,5-cm-KwK 42 L/28 | 294 cm | |
| 10,5-cm-KwK 46 L/68 | 714 cm | Planned for the Tiger II, but never performed. |
| 12,8-cm-KwK 44 L/55 | 704 cm | Jagdtiger, Panzer VIII Maus |
| 15 cm KwK44 L/38 | 570 cm | E-100 |