Varyag class, Russian Escort Cruiser laid down 1931
Displacement:
5,466 t light; 5,799 t standard; 6,502 t normal; 7,064 t full load
Dimensions: Length overall / water x beam x draught
436.12 ft / 426.51 ft x 45.93 ft (Bulges 54.13 ft) x 18.42
ft (normal load)
132.93 m / 130.00 m x 14.00 m (Bulges 16.50 m) x 5.62 m
Armament:
6 - 9.21" / 234 mm guns (3x2 guns), 440.92lbs / 200.00kg shells, 1931 Model
Breech loading guns in turrets (on barbettes)
on centreline, evenly spread
Aft Main mounts
separated by engine room
8 - 5.12" / 130 mm guns in single mounts, 79.37lbs / 36.00kg shells,
1931 Model
Breech loading guns in casemate mounts
on side, evenly spread
4 - 3.94" / 100 mm guns in single mounts, 37.48lbs / 17.00kg shells, 1931 Model
Anti-aircraft guns in deck
mounts with hoists
on side, evenly spread, all raised mounts
4 - 1.46" /
37.0 mm guns (2x2 guns), 1.55lbs / 0.70kg shells, 1931 Model
Anti-aircraft guns in deck mounts with hoists
on centreline, evenly spread, all raised mounts
16 - 1.46" / 37.0 mm guns (4x4 guns), 1.55lbs
/ 0.70kg shells, 1931 Model
Anti-aircraft guns in deck mounts with hoists
on side, evenly
spread, all raised mounts
Weight of broadside 3,461 lbs / 1,570 kg
Shells per gun, main battery: 100
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 6.69"
/ 170 mm 196.85 ft / 60.00 m 9.84 ft / 3.00 m
Ends: 1.18" / 30 mm 196.85 ft / 60.00 m 6.56
ft / 2.00 m
32.81 ft / 10.00 m Unarmoured ends
Main Belt covers 71 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 6.69"
/ 170 mm 2.76" / 70 mm 4.72" / 120 mm
2nd: 2.76" / 70 mm
- -
3rd: 0.98" / 25 mm 0.20" / 5 mm
-
4th: 0.98" / 25 mm 0.20" / 5 mm -
5th: 0.98"
/ 25 mm 0.20" / 5 mm -
- Armour deck: 3.94" / 100 mm, Conning tower: 6.69" / 170 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 11,969 shp / 8,929 Kw = 20.00
kts
Range 12,000nm at 12.00 kts
Bunker at max displacement = 1,265 tons
Complement:
361 - 470
Cost:
£2.444 million / $9.776 million
Distribution of weights at normal displacement:
Armament: 379 tons, 5.8 %
Armour: 2,095 tons, 32.2 %
- Belts: 635 tons, 9.8 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 428 tons,
6.6 %
- Armour Deck: 982 tons, 15.1 %
- Conning Tower: 50 tons, 0.8 %
Machinery:
358 tons, 5.5 %
Hull, fittings & equipment: 2,574 tons, 39.6 %
Fuel, ammunition & stores: 1,035
tons, 15.9 %
Miscellaneous weights: 60 tons, 0.9 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
10,123 lbs / 4,592 Kg = 25.9 x 9.2 " / 234 mm shells or 2.1 torpedoes
Stability (Unstable if below 1.00): 1.15
Metacentric
height 2.0 ft / 0.6 m
Roll period: 16.0 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
-
Recoil effect (Restricted arc if above 1.00): 1.00
Seaboat quality (Average = 1.00): 1.77
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.535
Length to Beam Ratio:
7.88 : 1
'Natural speed' for length: 20.65 kts
Power going to wave formation at top speed: 44 %
Trim
(Max stability = 0, Max steadiness = 100): 40
Bow angle (Positive = bow angles forward): 20.00 degrees
Stern
overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 26.41 ft / 8.05 m
- Forecastle (25 %): 17.39 ft / 5.30 m
- Mid (50 %): 13.62 ft / 4.15 m
- Quarterdeck (20 %): 13.62 ft / 4.15 m
- Stern: 14.44 ft / 4.40 m
- Average freeboard: 16.01 ft / 4.88 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 63.7 %
-
Above water (accommodation/working, high = better): 102.9 %
Waterplane Area: 13,481 Square feet or 1,252 Square metres
Displacement
factor (Displacement / loading): 110 %
Structure weight / hull surface area: 108 lbs/sq ft or 526 Kg/sq metre
Hull
strength (Relative):
- Cross-sectional: 0.92
- Longitudinal: 1.95
- Overall:
1.00
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces
is adequate
Ship has slow, easy roll, a good, steady gun platform
Excellent seaboat, comfortable, can fire
her guns in the heaviest weather
Aviation:
1 Seaplane, 1 Catapult on Q turret