Home›45 mm artillery›45 mm anti-aircraft gun🌐EnglishEnglishFrançaisPolskiSvenskaРусский中文日本語EntityQ4031445· pop 8· linked from 171 articles45 mm anti-aircraft gunAlso known as 21-Ktype of Anti-aircraft cannonWikidata factsImage21-K-KrasnyyKavkaz1.jpgShow 4 more factsservice entry1934-01-01total produced2799Commons category45mm/46 21-K guncaliber45Sources (1)ru.wikipedia.orgvia Wikidata · CC0Available in 7 languagesFrançais日本語РусскийBulgarianPolskiUkrainianvia Wikidata sitelinks · CC0ConnectionsWorld War IIConceptAdolf HitlerPersonCold WarCategories45 mm artilleryAnti-aircraft guns of the Soviet UnionMilitary equipment introduced in the 1930sNaval anti-aircraft gunsWorld War II anti-aircraft gunsWorld War II artillery of the Soviet Union