Ki-93-I Ko
Empty Weight: 7,686kg
Loaded Weight: 10,660kg
Wing Area: 54.75 m²
Powerplant: 2 × Mitsubishi Ha-214
Estimated Sustained Turn Time at SL-1000m, No Flaps by Grok
Armament:
1 × 57 mm Ho-401 (20 rounds)
2 × 20 mm Ho-5 (600 rounds)
Defensive Armament:
1 × 12.7 mm Ho-103 (400 rounds)
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Notes:
1. The Prototype most likely didnt have WEP, the 2400hp regime available on those engines yet.
2. Sources:
* René J. Francillon, Japanese Aircraft of the Pacific War
Putnam, London, 1970 (later reprints 1979, 1987, 1995)
Ki-93: p. 244
Empty 7,686 kg; loaded 10,660 kg; 2 × Ha-214 at 1,970 hp takeoff;
max speed 624 km/h at 8,300 m; climb 4 min 18 sec / 3,000 m,
9 min 3 sec / 6,000 m; ceiling 12,050 m.
* Edwin M. Dyer III, Japanese Secret Projects:
Experimental Aircraft of the IJA and IJN 1939–1945
Midland / Ian Allan, 2009. ISBN 978-1-85780-317-4
Chapter: Rikugun Ki-93, p. 37
2 × Ha-214: 2,400 hp takeoff, 1,970 hp at 1,500 m, 1,730 hp at 8,452 m;
max speed 625 km/h at 8,300 m; cruise 350 km/h;
climb 4 min 18 sec / 3,000 m, 9 min 3 sec / 6,000 m;
ceiling 12,049 m; range 3,000 km.
* William Green, War Planes of the Second World War, Volume 3: Fighters
Macdonald, London, 1961 (Doubleday US reprint 1964)
Ki-93 data block: 1,970 hp takeoff, 1,730 hp at 8,300 m;
388 mph (624 km/h) at 27,230 ft.
* These are Koku Hombu / Rikugun project estimates.
The Ki-93 made one short flight (8 April 1945) and was wrecked on landing.
There is no official flight-test speed or climb card.
1,970 hp is the airplane-sheet takeoff figure; 2,400 hp is the Ha-214 engine card.
