home

Naval aviation and armaments

 

USA - Naval aviation and armament

USA - Naval aviation

 

Vought O3U observation plane / SU reconnaissance plane

O3U-1

 

Modification Purpose Deliveries Number of commissioned Discarding Differences from the previous modification
O3U-1 observer 1930 - 7/1935 87, mostly on floats 1938 Pratt & Whitney R-1340-C engine (425 h. p.)
O3U-2 (SU-1) recon 29 Pratt & Whitney R-1690-42 engine (600 h. p.)
O3U-3 observer 76, mostly on floats R-1340-12 engine (550 h. p.)
O3U-4 (SU-2) recon 45 R-1690-42 engine (600 h. p.)
O3U-4 (SU-3) 20 minor
O3U-6 observer 32, mostly on floats R-1340-12 (16 planes) or R-1340-18 (16 planes) engine (550 h. p.), enclosed cabin
SU-4 recon 20 R-1690-42 engine (600 h. p.)

 

Modification

SU-1

Wing span, m

10.97

Length, m

8.37

Height, m

3.45

Wings area, m2

31.31

Empty mass, kg

1502

Full flying-off mass, kg

2161

Engine 1 Pratt & Whitney R-1690-42
Power, h. p. 600
Maximal speed, km/h 269
Cruise speed, km/h  
Flying range, km 1094
Vertical speed, m/s  
Maximal altitude, m 5670
Complement 2
Armament 3 7.6 Browning MG

O3U-3

 

Ivan Gogin, 2008