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The first gun was made in 1886 and by 1887 a total of 29 had been ordered. As was the custom of the time, after their removal from ships in 1904-05, these guns were turned over to the Army for use as coastal defense guns. Some were still in use during World War I. Constructed of an inner tube, barrel and three rows of hoops. The breech mechanism was pneumatically operated. |
Armored Cruiser Rurik
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Aft barbette mount of the Russian armored
cruiser Admiral Nakhimov
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| Designation | 8"/35 (20.3 cm) Pattern 1885
203 mm/35 (8") Pattern 1885 |
| Ship Class Used On | Admiral Nakhimov, Pamiat' Azova, Rurik, Koreets class gunboats |
| Date Of Design | 1885 |
| Date In Service | 1887 |
| Gun Weight | 13 tons (13.710 mt) |
| Gun Length oa | 280 in (7.112 m) |
| Bore Length | N/A |
| Rifling Length | N/A |
| Grooves | 48 |
| Lands | N/A |
| Twist | N/A |
| Chamber Volume | N/A |
| Rate Of Fire | N/A |
| Type | Bag |
| Projectile Types and Weights | HE & AP "Light" - 176 -198 lbs. (80
- 90 kg)
HE & AP "Heavy" - 193 lbs. (133 kg) |
| Bursting Charge | HE "Light" - 8.5 - 9.1 lbs. (3.86 - 4.14
kg)
HE "Heavy" - 14.3 lbs. (6.5 kg) AP "Heavy" - 5.9 lbs. (2.66 kg) |
| Projectile Length | N/A |
| Propellant Charge | 112 lbs. (51 kg) of brown powder |
| Muzzle Velocity | "Light" - 2175 fps (663 mps)
"Heavy" - 1912 fps (583 mps) |
| Working Pressure | N/A |
| Approximate Barrel Life | N/A |
| Ammunition stowage per gun | N/A |
| Elevation | With 176 - 198 lbs. (80 - 90 kg) "Light"shells |
| Range @ 6 degrees | 5,800 yards (5,310 m) |
| Range @ 15 degrees | 10,000 yards (9,150 m) |
| Designation | Twin barbette mount on Admiral Nakhimov
Single barbette mount on all other ships |
| Weight | Single barbette: 21 tons (21.36
mt)
Twin barbette: N/A |
| Elevation | -5 / +15 for all mounts |
| Rate of Elevation | N/A |
| Train | 200 degrees for open mounts |
| Rate of Train | N/A |
| Gun Recoil | 38 in (96.5 cm) for open mounts |
| Loading Angle | N/A |