Samohodnaya Ustanovka (SU; Russian: самоходная установка, СУ, lit.
"Self-propelled installation") may refer to any of these Soviet casemate self-propelled guns: Zenitnaya Samokhodnaya Ustanovka (Russian: зенитная самоходная установка - ЗСУ, lit.
Zenithal (anti-aircraft) self-propelled installation), a subcategory of SU, May refer to any of these SPAAWs: