Heavy cruiser type "Kornilov"
"Kornilov" (up to 08.25.1926 "Oleg") ERB. 23/04/1925 14/07/1927 2.1929 Excl. in 1950
"Rurik" Poot. 3.1929 06/16/1925 10/22/1927 Died in 1942
"Stormbreaker" BR. 3.1929 09/03/1925 02/22/1928 Died in 1945
"Askold" Poot. 02/19/1926 05/15/1928 9.1929 Excl. in 1955

Displacement:
14 385 t light; 14 924 t standard; 15 495 t normal; 15 951 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(599,18 ft / 597,11 ft) x 73,49 ft x (23,95 / 24,48 ft)
(182,63 m / 182,00 m) x 22,40 m x (7,30 / 7,46 m)
Armament:
9 - 8,00" / 203 mm 55,0 cal guns - 276,33lbs / 125,34kg shells, 120 per gun
Breech loading guns in turret on barbette mounts, 1925 Model
2 x 3-gun mounts on centreline, forward evenly spread
1 x 3-gun mount on centreline, aft deck aft
8 - 4,02" / 102 mm 60,0 cal guns - 35,47lbs / 16,09kg shells, 200 per gun
Dual purpose guns in deck mounts, 1925 Model
4 x Single mounts on sides, forward deck aft
8 - 4,02" / 102 mm 60,0 cal guns - 35,47lbs / 16,09kg shells, 200 per gun
Dual purpose guns in deck mounts, 1925 Model
4 x 2-gun mounts on sides, aft deck aft
Weight of broadside 3 054 lbs / 1 385 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 7,99" / 203 mm 360,89 ft / 110,00 m 13,12 ft / 4,00 m
Ends: 4,02" / 102 mm 213,25 ft / 65,00 m 13,12 ft / 4,00 m
22,97 ft / 7,00 m Unarmoured ends
Main Belt covers 93% of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 5,98" / 152 mm 2,99" / 76 mm 5,98" / 152 mm
- Armoured deck - multiple decks:
For and Aft decks: 4,72" / 120 mm
Forecastle: 1,50" / 38 mm Quarter deck: 0,06" / 1 mm
- Conning towers: Forward 4,72" / 120 mm, Aft 0,00" / 0 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 104 683 shp / 78 094 Kw = 32,00 kts
Range 6 998nm at 10,00 kts
Bunker at max displacement = 1 028 tons
Complement:
693 - 902
Cost:
£4,258 million / $17,031 million
Distribution of weights at normal displacement:
Armament: 998 tons, 6,4%
- Guns: 998 tons, 6,4%
Armour: 4 874 tons, 31,5%
- Belts: 2 031 tons, 13,1%
- Armament: 545 tons, 3,5%
- Armour Deck: 2 235 tons, 14,4%
- Conning Tower: 63 tons, 0,4%
Machinery: 3 399 tons, 21,9%
Hull, fittings & equipment: 5 115 tons, 33,0%
Fuel, ammunition & stores: 1 110 tons, 7,2%
Miscellaneous weights: 0 tons, 0,0%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
19 249 lbs / 8 731 Kg = 75,2 x 8,0 " / 203 mm shells or 2,2 torpedoes
Stability (Unstable if below 1.00): 1,03
Metacentric height 3,4 ft / 1,0 m
Roll period: 16,9 seconds
Steadiness - As gun platform (Average = 50 %): 72 %
- Recoil effect (Restricted arc if above 1.00): 0,46
Seaboat quality (Average = 1.00): 1,00
Hull form characteristics:
Hull has raised forecastle, rise forward of midbreak,
a normal bow and small transom stern
Block coefficient (normal/deep): 0,516 / 0,520
Length to Beam Ratio: 8,13 : 1
'Natural speed' for length: 26,44 kts
Power going to wave formation at top speed: 60 %
Trim (Max stability = 0, Max steadiness = 100): 72
Bow angle (Positive = bow angles forward): 4,00 degrees
Stern overhang: 0,00 ft / 0,00 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 21,80%, 29,53 ft / 9,00 m, 28,22 ft / 8,60 m
- Forward deck: 30,00%, 27,56 ft / 8,40 m, 26,90 ft / 8,20 m
- Aft deck: 33,20%, 16,63 ft / 5,07 m, 16,63 ft / 5,07 m
- Quarter deck: 15,00%, 16,63 ft / 5,07 m, 16,96 ft / 5,17 m
- Average freeboard: 22,48 ft / 6,85 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 90,5%
- Above water (accommodation/working, high = better): 180,9%
Waterplane Area: 30 387 Square feet or 2 823 Square metres
Displacement factor (Displacement / loading): 105%
Structure weight / hull surface area: 123 lbs/sq ft or 601 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,96
- Longitudinal: 1,63
- Overall: 1,01
Adequate machinery, storage, compartmentation space
Excellent accommodation and workspace room
Ship has slow, easy roll, a good, steady gun platform