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Naval aviation and armaments

 

USA - Naval aviation and armament

USA - Naval aviation

Grumman JF / J2F Duck observation / rescue amphibious flying boat

J2F-6 Duck

 

Modification Purpose Deliveries Number of commissioned Discarding Differences from the previous modification
JF-1 observer / rescue 1935 - 1936 27 1940s Pratt & Whitney R-1830 engine (700 hp), unarmed
JF-2 1936 - 1936 15 Wright R-1820-20 engine (750 hp)
J2F-1 4/1936 - 1936 29 mid-1950s can be used from carriers
J2F-2 1936 - 1937 30 R-1820-30 engine (750 hp), 2 7.6-mm MG, 90 kg of bombs
J2F-3 1937 - 1938 20 R-1820-36 engine (750 hp), unarmed
J2F-4 1938 - 1940 32 R-1820-30 engine (750 hp)
J2F-5 1940 - 1945 144 R-1820-50 engine (850 hp), 1 7.6-mm MG, 300 kg of bombs
J2F-6 1940 - 1945 330 R-1820-54 engine (900 hp)

 

Modification

J2F-6

Wing span, m

11.89

Length, m

10.36

Height, m

4.24

Wings area, m2

38.00

Empty mass, kg

1996

Full flying-off mass, kg

3493

Engine 1 Wright R-1820-54

Power, h. p.

900
Maximal speed, km/h 306
Cruise speed, km/h 249
Flying range, km 1207
Vertical speed, m/s  
Maximal altitude, m 7620
Complement 2 - 3
Armament 1 x 7.6-mm MG, 300 kg of bombs (2 x147-kg depth charges)

J2F-6 Duck

 

© Ivan Gogin, 2008