28 cm howitzer
28 cm howitzer stands for:
- 28 cm howitzer L / 10 , a howitzer of the Imperial Japanese Army
- 28 cm howitzer L / 12 , a howitzer developed by the Krupp company
- Mortier de 280 modèle 14/16 (mortar 280 mm model 1914), a howitzer developed by the Schneider company
- 280 mm Br-5 mortar , Soviet howitzer