First flight 25. April 1933, with the XJF-1.
First delivery of the JF-1 to the service in US, May 1933.

Produced with these varieties;
XJF-1
JF-1:
JF-2:
JF-3:
J2F-1:
J2F-2:
J2F-2A:
J2F-3:
J2F-4:
J2F-5:
J2F-6 (Columbia):

Some aircraft were designated OA-12 in 1948, for rescue service in Alaska.

Technical Data Grumman J2F-6 Duck:

Wing Span: 39 ft 0 in (11.9 m)

Length: 34 ft 0 in (10.4 m)

Height: 14 ft 6 in (4.4 m)

Wing Area: 409 sq ft (38 sq m)

Weights Empty:
5,480 lbs (2,485 kg)

Maximum T/O:
7,325 lbs (3,322 kg)

Maximum Speed:
190 mph (305 kph)

Cruising Speed:
155 mph (249 km/hr)

Service Ceiling:
25,750 ft (7,848 m)

Normal Range:
875 miles (2,408 km)

Powerplant: One Wright 1820-54 Cyclone rated @ 1,050 hp (783.3 kw)

Armament: One .30 caliber Browning Machine Gun
Two 325lbs (147,4kg) bombs/depth charges

The pic below shows the version I'm going to model. It is not the latest version, but I like it due to its "nostalgic" nose, around the star engine.