QF 4 inch Mk XIX naval gun

The QF 4-inch Mk XIX gun was a British low-velocity 4-inch 40-calibre naval gun used to arm small warships such as Bathurst and Castle class corvettes and some River-class frigates in World War II, mainly against submarines.

Country Name Origin Year
United Kingdom - UK (Great Britain) 1945
Country Name Operational Year Retirement Year
Australia View
Canada View
United Kingdom - UK (Great Britain) View

Type Dual-purpose gun
Service history
Used by  Royal Navy
 Royal Canadian Navy
Royal Australian Navy
Wars World War II
Barrel length 160 inches (4.064 m) bore (40calibres)
Shell Fixed QF HE, Starshell
Shell weight 35 pounds (16 kg)
Calibre 4-inch (101.6 mm)
Breech horizontal sliding block
Muzzle velocity 396 metres per second (1,300 ft/s)
Maximum firing range 8,870 metres (9,700 yd)

End notes