| Type | Aircraft | |
| Company | Glenn L. Martin Company | |
| Scheme | High wing Monoplane | |
| Geometry | ||
|---|---|---|
| Length (m) |
1.9
26.1
88.7
|
|
| Height (m) |
0.6
8.1
50.1
|
|
| Wings | ||
| Wing area (m2) |
1.1
142.7
925
|
|
| Wingspan (Beam) (m) |
0.1
33.0
95
|
|
| Weights | ||
| Empty weight (kg) |
8
26,535.2
276,800
|
|
| Max. takeoff weight (Gross weight) (kg) |
154
46,538.6
575,000
|
|
| Capacity | ||
| Crew (per.) |
1
3
112
|
pilot, co-pilot, and bomber-navigator |
| Speeds | ||
| Ground Speed (km/h) |
96.6
768
1,500
|
|
| Max. Speed (km/h) |
25
841
28,165
|
|
| Сruise Speed (km/h) |
52
712
3,087
|
|
| Power | ||
| Thrust (kN) |
1.5
102
1,914
|
6 powerplants 17 kN each |
| Performance | ||
| Service ceiling (m) |
0.6
12,009.1
161,544
|
|
| Range (Ferry range) (km) |
4
2,900.2
40,700
|
|
| Сombat radius (km) |
277
1,280
7,210
|
|
| Dynamic Performance | ||
| Rate of climb (m/min) |
1.9
1,280.2
36,000
|
|
| Combat | ||
| Guns (qt) |
1
2
18
|
.50 in (12.7 mm) M7 machine guns in tail turret (proposed) |
| Bombs (qt) |
1
1
250
|
9,980 kg of bombs |
| Stat | ||
| Number built (qt) |
0
2
43,000
|
|
| Price (USD) |
41.5
11.5 million
750.0 million
|
|
| Introduction | 1947 | |
| First flight | 22.06.1947 | |
