102 mm 60 caliber Pattern 1911

102 mm 60 caliber Pattern 1911
Coastal Defense Memorial Uusikaupunki
TypeNaval gun
Railway gun
Coastal artillery
Place of originRussian Empire
Service history
Used byRussian Empire
Soviet Union
Bulgaria
Estonia
Finland
Peru
WarsWorld War I
Russian Civil War
Winter War
World War II
Production history
DesignerVickers
Designed1908
ManufacturerObukhov
Perm
Produced1911
Specifications
Mass2,850 kg (6,280 lb)
Length6 m (19 ft 8 in)
Barrel length5.2 m (17 ft 1 in) 60 caliber

ShellFixed QF 101.6 x 790mm R
ammunition 30 kg (66 lb)
Shell weight17.5 kg (39 lb)
Caliber102 millimeters (4.0 in)
ActionSemi-automatic
BreechHorizontal wedge breech
Elevation-10° to +30°
Traverse360°
Rate of fire12-15 rpm
Muzzle velocity823 m/s (2,700 ft/s)
Effective firing range16 km (9.9 mi) at +30°[1]

The 102 mm 60 caliber Pattern 1911 was a Russian naval gun developed in the years before World War I that armed a variety of warships of the Imperial Russian Navy during World War I. Pattern 1911 guns found a second life on river gunboats and armored trains during the Russian Civil War and as coastal artillery[2] during World War II. In 1941 it was estimated that 146 guns were in service. Of these, 49 were in the Baltic Fleet, 30 in the Black Sea Fleet, 30 in the Pacific Fleet, 18 in the Northern Fleet, 9 in the Caspian Flotilla and 6 in the Pinsk Flotilla.[3]

  1. ^ Cite error: The named reference :0 was invoked but never defined (see the help page).
  2. ^ "FINNISH ARMY 1918 - 1945: HEAVY COASTAL GUNS". www.jaegerplatoon.net. Retrieved 2017-06-28.
  3. ^ DiGiulian, Tony. "Russia / USSR 4"/60 (10.2 cm) Pattern 1913 - NavWeaps". www.navweaps.com. Retrieved 2017-06-28.