Obukhovskii 12 inch/52 Pattern 1907 gun

The Obukhovskii 12"/52 Pattern 1907 gun was a 12-inch (305 mm), 52-caliber naval gun. It was the most powerful gun to be mounted aboard battleships of the Imperial Russian Navy and later the Soviet Navy during both world wars. It was later modified by the Soviets and employed as coastal artillery and as a railway gun during World War II.

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Wikimedia, Wikidata
206 produced, 
rifled breech loader, naval artillery, Imperial Russian Navy, Leningradsky Metallichesky Zavod, 

A-190 100 mm gun, AK-100 gun, AK-130 gun, Canet 152 mm/45 naval gun, Russian 12 inch/40 gun, SМ-2-1 gun, 

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Location: KML, Cluster Map, Maps,

Frameless

Coastal defense battery #30 blown up by its crew after running out of ammunition.

Sevastopol1945-1954

Battleship Marat 12-inch bow triple turret

ImperatritsaEkaterinaVelikaya1915-1917gun

Artillery battery num 43

ParizhskayaKommuna-mainguns

ParizhskayaKommuna1930Sevastopol

Sevastopol1945

305 mm spare barrel in Kuivasaari 2

Kuivasaari 305 mm gun breech

Type	Subtype	Date	Description	Notes	Source
commons	image		Coastal defense battery #30 blown up by its crew after running out of ammunition.		Commons
commons	image		Sevastopol1945-1954		Commons
commons	image		Battleship Marat 12-inch bow triple turret		Commons
commons	image		ImperatritsaEkaterinaVelikaya1915-1917gun		Commons
commons	image		Artillery battery num 43		Commons
commons	image		ParizhskayaKommuna-mainguns		Commons
commons	image		ParizhskayaKommuna1930Sevastopol		Commons
commons	image		Sevastopol1945		Commons
commons	image		305 mm spare barrel in Kuivasaari 2		Commons
commons	image		Kuivasaari 305 mm gun breech		Commons