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    • Year
      1906
      2018
    • Length
      11 m
      18 m
    • Height
      4 m
      7 m
    • Width
      1 m
      8 m
    • Diameter
      3 m
      9 m
    • Wing area
      33 m2
      50 m2
    • Wingspan (Beam)
      16 m
      25 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
      3175 kg
      4763 kg
    • Max. takeoff weight (Gross weight)
      5080 kg
      7621 kg
    • Loaded weight
      5080 kg
      7621 kg
    • Crew
      1 per.
      3 per.
    • Useful load
      1814 kg
      2722 kg
    • Payload
      1814 kg
      2722 kg
    • Capacity passengers
      13 per.
      21 per.
    • Hardpoints
      1 qt
      2576 qt
    • Ground Speed
      96 km/h
      1500 km/h
    • Max. Speed
      276 km/h
      416 km/h
    • Сruise Speed
      232 km/h
      350 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
      276 km/h
      416 km/h
    • Fuel Capacity
      23 l
      320000 l
    • Fuel External
      142 l
      10025 l
    • Power/mass
      0 hp/kg
      1 hp/kg
    • Thrust/weight
      0 kN/kg
      3 kN/kg
    • Afterburning thrust
      29 kN/kg
      980 kN/kg
    • Total Power
      960 hp
      1440 hp
    • Thrust
      1 kN
      1914 kN
    • Service ceiling
      6000 m
      9000 m
    • Static ceiling
      3 m
      5485 m
    • Range (Ferry range)
      1776 km
      2666 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
      331 m/min
      497 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
      1 qt
      18 qt
    • Bombs
      1 qt
      250 qt
    • Missiles
      1 qt
      24 qt
    • Rockets
      1 qt
      76 qt
    • Torpedoes
      1 qt
      4 qt
    • Bombs weight
      2 kg
      39000 kg
    • Rockets weight
      1 kg
      48 kg
    • Number built
      47 qt
      71 qt
    • Price
      92000 USD
      138000 USD

Grumman G-73 Mallard

TypeFlying boat
Company

Grumman Aerospace Corporation

Scheme

High wing

Monoplane

Geometry
Length (m)
1.9
 
14.7
88.7
Height (m)
0.6
 
5.7
50.1
Wings
Wing area (m2)
1.1
 
41.3
925
Wingspan (Beam) (m)
0.1
 
20.3
95
Weights
Empty weight (kg)
8
 
3,968.9
276,800
Max. takeoff weight (Gross weight) (kg)
154
 
6,350.3
575,000
Loaded weight (kg)
5
 
6,350.3
242,500
Capacity
Crew (per.)
1
 
2
112
Useful load (kg)
26.4
 
2,268.0
90,700
Payload (kg)
23
 
2,268.0
122,470
Capacity passengers (per.)
1
 
17
400
Speeds
Max. Speed (km/h)
25
 
346
28,165
Сruise Speed (km/h)
52
 
291
3,087
Never exceed speed (km/h)
108.0
 
346
1,050
Power
Power/mass (hp/kg)
0.0
 
0.0
22.1
Total Power (hp)
0.4
 
1,200
60,000
2 powerplants 600 hp each
Performance
Service ceiling (m)
0.6
 
7,500
161,544
Range (Ferry range) (km)
4
 
2,221
40,700
Dynamic Performance
Rate of climb (m/min)
1.9
 
414
36,000
Stat
Number built (qt)
0
 
59
43,000
Price (USD)
41.5
 
115,000
750.0 million
Introduction 1946
First flight 30.04.1946

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