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    • Year
      1906
      2018
    • Length
      20 m
      32 m
    • Height
      6 m
      10 m
    • Width
      1 m
      8 m
    • Diameter
      3 m
      9 m
    • Wing area
      97 m2
      147 m2
    • Wingspan (Beam)
      27 m
      42 m
    • Wing loading
      3 kg/m2
      829 kg/m2
    • Swept
      4 m
      10 m
    • Sweep
      25 deg
      68 deg
    • Aspect ratio
      1
      26
    • Disc area
      1 m2
      460 m2
    • Main rotor diameter
      1 m
      62 m
    • Rotor number
      1 qt
      8 qt
    • Blades per rotor
      4 qt
      5 qt
    • Disc loading
      17 kg/m2
      73 kg/m2
    • Tail rotor diameter
      0 m
      5 m
    • Empty weight
      17612 kg
      26419 kg
    • Max. takeoff weight (Gross weight)
      154 kg
      575000 kg
    • Loaded weight
      32070 kg
      48106 kg
    • Crew
      7 per.
      11 per.
    • Useful load
      26 kg
      90700 kg
    • Payload
      23 kg
      122470 kg
    • Capacity passengers
      1 per.
      400 per.
    • Hardpoints
      1 qt
      2576 qt
    • Ground Speed
      96 km/h
      1500 km/h
    • Max. Speed
      528 km/h
      792 km/h
    • Сruise Speed
      436 km/h
      656 km/h
    • Stall Speed
      40 km/h
      258 km/h
    • Landing Speed
      68 km/h
      270 km/h
    • Minimum control speed
      24 km/h
      113 km/h
    • Never exceed speed
      107 km/h
      1050 km/h
    • Fuel Capacity
      23 l
      320000 l
    • Fuel External
      142 l
      10025 l
    • Power/mass
      0 hp/kg
      23 hp/kg
    • Thrust/weight
      0 kN/kg
      3 kN/kg
    • Afterburning thrust
      29 kN/kg
      980 kN/kg
    • Total Power
      5200 hp
      7800 hp
    • Thrust
      32 kN
      48 kN
    • Service ceiling
      8436 m
      12656 m
    • Static ceiling
      3 m
      5485 m
    • Range (Ferry range)
      3656 km
      5484 km
    • Range PTB (Ferry range)
      720 km
      10000 km
    • Сombat radius
      277 km
      7210 km
    • Endurance
      0 h
      150 h
    • Takeoff roll
      20 m
      3200 m
    • Landing roll
      20 m
      2570 m
    • Maximum glide ratio
      7
      43
    • Load factor from
      2 G
      9 G
    • Rate of climb
      1 m/min
      36000 m/min
    • Rate of sink
      36 m/min
      56 m/min
    • Time to altitude
      0 min
      105 min
    • Propellers
      1 qt
      8 qt
    • Prop diameter
      1 m
      6 m
    • Prop blade number
      1 qt
      8 qt
    • Guns
      4 qt
      8 qt
    • Bombs
      1 qt
      250 qt
    • Missiles
      1 qt
      24 qt
    • Rockets
      1 qt
      76 qt
    • Torpedoes
      1 qt
      4 qt
    • Bombs weight
      4320 kg
      6480 kg
    • Rockets weight
      1 kg
      48 kg
    • Number built
      16 qt
      26 qt
    • Price
      41 USD
      750000000 USD

Martin P4M Mercator

TypeAircraft
Company

Glenn L. Martin Company

Scheme

Monoplane

Midwing

Geometry
Length (m)
1.9
 
26
88.7
Height (m)
0.6
 
8
50.1
Wings
Wing area (m2)
1.1
 
121.8
925
Wingspan (Beam) (m)
0.1
 
34.7
95
Weights
Empty weight (kg)
8
 
22,015.6
276,800
Loaded weight (kg)
5
 
40,088
242,500
Capacity
Crew (per.)
1
 
9
112
Speeds
Max. Speed (km/h)
25
 
660
28,165
Сruise Speed (km/h)
52
 
546
3,087
Power
Total Power (hp)
0.4
 
6,500
60,000
2 powerplants 3250 hp each
Thrust (kN)
1.5
 
40
1,914
2 powerplants 20 kN each
Performance
Service ceiling (m)
0.6
 
10,546.1
161,544
Range (Ferry range) (km)
4
 
4,570
40,700
Combat
Guns (qt)
1
 
6
18
4 × 20 mm (.79 in) cannons in nose and tail turrets; 2 × .50 in (12.7 mm) machine guns in dorsal turret
Bombs weight (kg)
2
 
5,400
39,000
of bombs, mines, depth charges, or torpedoes
Stat
Number built (qt)
0
 
21
43,000
Introduction 1946
First flight 20.10.1946
Stop production 1960

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