88mm
88mm is a metric measurement that refers to a diameter of eighty‑eight millimetres, commonly used to specify the calibre of artillery, aircraft cannons and some small arms ammunition. The term is most famously associated with World War II German weapons, particularly the 8.8 cm Flugabwehrkanone (Flak 88) and the 8.8 cm Kampfkanone (88 VK), which served as both anti‑aircraft and heavy anti‑tank guns. The Flak 88 earned the nickname “Paul" from its German crews and was renowned for its flat‑trajectory, high‑velocity shells that could destroy armored vehicles as well as aircraft.
Beyond German weapons, the 88 mm calibre has been employed in various other military systems. The Soviet Union
The choice of 88 mm in early war technology was largely driven by the availability of 88 mm round