WesWorld

Cinco de Mayo (ex-Hosho), Mexico (ex-Japan) Aircraft Carrier laid down 1919 (refit 1939)

Displacement:
7,465 t light; 7,679 t standard; 9,507 t normal; 10,970 t full load

Dimensions: Length overall / water x beam x draught
590.00 ft / 590.00 ft x 60.00 ft x 20.00 ft (normal load)
179.83 m / 179.83 m x 18.29 m x 6.10 m

Armament:
2 - 5.00" / 127 mm guns in single mounts, 62.50lbs / 28.35kg shells, 1939 Model
Dual purpose guns in deck mounts with hoists
on centreline ends, evenly spread
12 - 1.85" / 47.0 mm guns (6x2 guns), 3.17lbs / 1.44kg shells, 1939 Model
Anti-aircraft guns in deck mounts
on side, evenly spread
4 - 1.85" / 47.0 mm guns (2x2 guns), 3.17lbs / 1.44kg shells, 1939 Model
Anti-aircraft guns in deck mounts
on centreline ends, evenly spread
24 - 0.50" / 12.7 mm guns (12x2 guns), 0.06lbs / 0.03kg shells, 1939 Model
Machine guns in deck mounts
on side, evenly spread
Weight of broadside 177 lbs / 80 kg
Shells per gun, main battery: 210

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.00" / 25 mm 0.50" / 13 mm -
2nd: 0.50" / 13 mm - -
3rd: 0.50" / 13 mm - -

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 3 shafts, 71,252 shp / 53,154 Kw = 31.00 kts
Range 13,000nm at 15.00 kts
Bunker at max displacement = 3,291 tons

Complement:
480 - 625

Cost:
£1.384 million / $5.534 million

Distribution of weights at normal displacement:
Armament: 22 tons, 0.2 %
Armour: 8 tons, 0.1 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 8 tons, 0.1 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 2,530 tons, 26.6 %
Hull, fittings & equipment: 2,965 tons, 31.2 %
Fuel, ammunition & stores: 2,043 tons, 21.5 %
Miscellaneous weights: 1,940 tons, 20.4 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
8,858 lbs / 4,018 Kg = 141.7 x 5.0 " / 127 mm shells or 1.3 torpedoes
Stability (Unstable if below 1.00): 1.22
Metacentric height 3.3 ft / 1.0 m
Roll period: 13.8 seconds
Steadiness - As gun platform (Average = 50 %): 56 %
- Recoil effect (Restricted arc if above 1.00): 0.03
Seaboat quality (Average = 1.00): 1.11

Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.470
Length to Beam Ratio: 9.83 : 1
'Natural speed' for length: 24.29 kts
Power going to wave formation at top speed: 54 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 0.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 28.00 ft / 8.53 m
- Forecastle (20 %): 15.50 ft / 4.72 m
- Mid (50 %): 15.50 ft / 4.72 m
- Quarterdeck (15 %): 15.50 ft / 4.72 m
- Stern: 15.50 ft / 4.72 m
- Average freeboard: 16.50 ft / 5.03 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 110.6 %
- Above water (accommodation/working, high = better): 141.3 %
Waterplane Area: 22,965 Square feet or 2,133 Square metres
Displacement factor (Displacement / loading): 132 %
Structure weight / hull surface area: 84 lbs/sq ft or 410 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.00
- Longitudinal: 1.01
- Overall: 1.00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent

30 AC

Rio Panuco (ex-Henry Hudson), Mexico Training Aircraft Carrier laid down 1910 (converted 1940)

Displacement:
4,402 t light; 4,499 t standard; 4,773 t normal; 4,993 t full load

Dimensions: Length overall / water x beam x draught
450.00 ft / 450.00 ft x 50.00 ft x 13.50 ft (normal load)
137.16 m / 137.16 m x 15.24 m x 4.11 m

Armament:
2 - 1.85" / 47.0 mm guns (1x2 guns), 3.17lbs / 1.44kg shells, 1910 Model
Anti-aircraft guns in deck mounts
on side, all amidships
4 - 0.50" / 12.7 mm guns (2x2 guns), 0.06lbs / 0.03kg shells, 1910 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 13 lbs / 6 kg
Shells per gun, main battery: 150

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.00" / 25 mm - -

- Armour deck: 0.50" / 13 mm, Conning tower: 1.00" / 25 mm

Machinery:
Coal fired boilers, complex reciprocating steam engines,
Direct drive, 2 shafts, 5,487 ihp / 4,093 Kw = 17.00 kts
Range 3,300nm at 10.00 kts
Bunker at max displacement = 494 tons (100% coal)

Complement:
286 - 373

Cost:
£0.207 million / $0.827 million

Distribution of weights at normal displacement:
Armament: 2 tons, 0.0 %
Armour: 153 tons, 3.2 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 1 tons, 0.0 %
- Armour Deck: 145 tons, 3.0 %
- Conning Tower: 6 tons, 0.1 %
Machinery: 366 tons, 7.7 %
Hull, fittings & equipment: 1,682 tons, 35.2 %
Fuel, ammunition & stores: 371 tons, 7.8 %
Miscellaneous weights: 2,200 tons, 46.1 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
7,870 lbs / 3,570 Kg = 2,484.4 x 1.9 " / 47 mm shells or 1.6 torpedoes
Stability (Unstable if below 1.00): 1.08
Metacentric height 2.0 ft / 0.6 m
Roll period: 14.7 seconds
Steadiness - As gun platform (Average = 50 %): 50 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 1.63

Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.550
Length to Beam Ratio: 9.00 : 1
'Natural speed' for length: 21.21 kts
Power going to wave formation at top speed: 32 %
Trim (Max stability = 0, Max steadiness = 100): 31
Bow angle (Positive = bow angles forward): 0.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 17.00 ft / 5.18 m
- Forecastle (50 %): 15.00 ft / 4.57 m
- Mid (50 %): 15.00 ft / 4.57 m
- Quarterdeck (15 %): 15.00 ft / 4.57 m
- Stern: 15.00 ft / 4.57 m
- Average freeboard: 15.40 ft / 4.69 m
Ship tends to be wet forward

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 75.9 %
- Above water (accommodation/working, high = better): 156.9 %
Waterplane Area: 15,703 Square feet or 1,459 Square metres
Displacement factor (Displacement / loading): 154 %
Structure weight / hull surface area: 72 lbs/sq ft or 352 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.13
- Longitudinal: 1.24
- Overall: 1.14
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Excellent seaboat, comfortable, can fire her guns in the heaviest weather

Seis de Abril (ex-Oqab), Mexican (ex-Persindian) Light Carrier laid down 1940

Displacement:
7,149 t light; 7,338 t standard; 8,086 t normal; 8,684 t full load

Dimensions: Length overall / water x beam x draught
567.30 ft / 557.74 ft x 55.77 ft x 19.36 ft (normal load)
172.91 m / 170.00 m x 17.00 m x 5.90 m

Armament:
4 - 5.12" / 130 mm guns (2x2 guns), 67.03lbs / 30.41kg shells, 1940 Model
Breech loading guns in deck mounts with hoists
on centreline ends, evenly spread, all raised mounts
8 - 1.57" / 40.0 mm guns (4x2 guns), 1.95lbs / 0.88kg shells, 1940 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, all raised mounts
8 - 0.79" / 20.0 mm guns (4x2 guns), 0.24lbs / 0.11kg shells, 1940 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 282 lbs / 128 kg
Shells per gun, main battery: 170


Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 1.57" / 40 mm 362.53 ft / 110.50 m 9.84 ft / 3.00 m
Ends: Unarmoured
Main Belt covers 100 % of normal length

- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.18" / 30 mm 0.79" / 20 mm 0.79" / 20 mm
3rd: 0.39" / 10 mm - -
4th: 0.39" / 10 mm - -

- Armour deck: 1.57" / 40 mm, Conning tower: 3.94" / 100 mm

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 68,781 shp / 51,310 Kw = 32.50 kts
Range 12,000nm at 12.00 kts
Bunker at max displacement = 1,346 tons

Complement:
426 - 554

Cost:
£3.144 million / $12.577 million

Distribution of weights at normal displacement:
Armament: 35 tons, 0.4 %
Armour: 893 tons, 11.0 %
- Belts: 233 tons, 2.9 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 15 tons, 0.2 %
- Armour Deck: 611 tons, 7.6 %
- Conning Tower: 34 tons, 0.4 %
Machinery: 1,861 tons, 23.0 %
Hull, fittings & equipment: 2,959 tons, 36.6 %
Fuel, ammunition & stores: 937 tons, 11.6 %
Miscellaneous weights: 1,400 tons, 17.3 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
10,193 lbs / 4,623 Kg = 152.1 x 5.1 " / 130 mm shells or 1.5 torpedoes
Stability (Unstable if below 1.00): 1.10
Metacentric height 2.5 ft / 0.8 m
Roll period: 14.8 seconds
Steadiness - As gun platform (Average = 50 %): 52 %
- Recoil effect (Restricted arc if above 1.00): 0.11
Seaboat quality (Average = 1.00): 1.09

Hull form characteristics:
Hull has a flush deck
and transom stern
Block coefficient: 0.470
Length to Beam Ratio: 10.00 : 1
'Natural speed' for length: 27.05 kts
Power going to wave formation at top speed: 57 %
Trim (Max stability = 0, Max steadiness = 100): 48
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: 26.25 ft / 8.00 m
- Forecastle (20 %): 20.83 ft / 6.35 m
- Mid (50 %): 17.22 ft / 5.25 m
- Quarterdeck (15 %): 17.22 ft / 5.25 m
- Stern: 17.22 ft / 5.25 m
- Average freeboard: 18.92 ft / 5.77 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 97.3 %
- Above water (accommodation/working, high = better): 149.5 %
Waterplane Area: 20,971 Square feet or 1,948 Square metres
Displacement factor (Displacement / loading): 128 %
Structure weight / hull surface area: 88 lbs/sq ft or 429 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.00
- Longitudinal: 1.46
- Overall: 1.04
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent

Room and Weight for 36 planes

30 planes embarked