The Kngbi is a Korean single-engine turboprop, basic training aircraft.
The KT-1 is the first completely indigenous Korean aircraft ever developed.
Variants
KTX-1 Yeo-Myung
Prototype primary trainer each with a different engine fitted, six built.
KTX-1 turboprop trainer in 1988, and the first prototype flew in 1991.
The first two prototypes were powered by the 550-shp. Pratt & Whitney Canada PT6A-25A turboprop.
KT-1
KT-1 is the basic trainer of the ROKAF.
Compared to the KTX-1 prototype, the KT-1 is bigger, heavier, the tail surfaces are relocated and it has a more powerful P&W Canada PT6A-62.(950-shp)
KA-1
An armed advanced trainer with light-attack and forward air control capabilities.
Several new features unique to the KA-1 are a head-up display and up-front control panel, MFD panels, and five hard points, two under each wing and one under the fuselage.
The hard points may be equipped with rocket launchers, gun pods or AIM-9 Sidewinder missiles.
KT-1B
Export version for Indonesia.
Main differences are in terms of avionics, some of which have been excluded or have had commercial off-the-shelf (COTS) alternatives used instead.
KT-1C
Improved, armed export version equipped with a centreline forward looking infrared pod.
The KT-1C can also be equipped with a 12.7 mm gun pod, chaffs, flares, training missiles, rockets or unguided bombs.
KT-1T
Export version for Turkey.
KT-1P
Export version for Peru.
KA-1P
Armed export version for Peru.
KA-1S
Armed export version for Senegal.
Specifications
Crew
2
Length
10.26 m (33 ft 8 in)
Wingspan
10.59 m (34 ft 9 in)
Height
3.68 m (12 ft 1 in)
Wing area
16.01 m2 (172.3 sq ft)
Aspect ratio
7
Airfoil
Root
NACA 63-218
Tip
NACA 63-212
Empty weight
1,910 kg (4,211 lb)
Gross weight
2,540 kg (5,600 lb)
Maximum fuel weight
408 kg (899 lb)
Max take-off weight
3,311 kg (7,300 lb) (and Maximum Landing Weight)with external stores
3,205 kg (7,066 lb) training/utility
2,540 kg (5,600 lb) aerobatic
Fuel capacity
551 l (146 US gal; 121 imp gal) in two wing tanks with provision for two 189 l (50 US gal; 42 imp gal) drop-tanks on the inboard pylons