BL 4 inch Mk VIII gun

The BL 4-inch Mark VIII naval gun was a British medium-velocity wire-wound naval gun introduced in 1908 as an anti-torpedo boat gun in smaller ships whose decks could not support the strain of the heavier and more powerful Mk VII gun.

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1908 — 1945  Wikimedia, Wikidata
rifled breech loader, naval artillery, Royal Navy, 

254 mm 45 caliber Pattern 1891, Acheron-class destroyer, B-34, Bofors twin 57 mm, HMS Forester, 

• NavWeaps page^@
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Location: KML, Cluster Map, Maps,

Frameless

4 inch gun HMAS Swan WWI AWM EN0387

HMS Defender 1911 4 inch gun

BL 4 inch Mk VIII naval gun diagrams

BL 4 inch Mk VIII gun breech closeup HMAS Huon 1919 AWM EN0319

BL 4 inch Mk VIII gun breech HMAS Huon 1919 AWM EN0319

BL 4 inch Mk VIII gun HMAS Huon 1919 AWM EN0321

Type	Subtype	Date	Description	Notes	Source
link	page		NavWeaps page@		Wikidata
commons	image		4 inch gun HMAS Swan WWI AWM EN0387		Commons
commons	image		HMS Defender 1911 4 inch gun		Commons
commons	image		BL 4 inch Mk VIII naval gun diagrams		Commons
commons	image		BL 4 inch Mk VIII gun breech closeup HMAS Huon 1919 AWM EN0319		Commons
commons	image		BL 4 inch Mk VIII gun breech HMAS Huon 1919 AWM EN0319		Commons
commons	image		BL 4 inch Mk VIII gun HMAS Huon 1919 AWM EN0321		Commons