Hindustan HA-31 Basant
![]() HA-31 Mk.II Basant
The HA-31 Mk.I Basant (Spring) first flew in 1972. The Mk.II production aircraft was much modified from the prototype.
The Indian Directorate of Agricultural Aviation in New Delhi, having to 1981 purchased 24 HA‑31 Basant agricultural aircraft, has confirmed the purchase of eight more. Of a total of 39 Basants built, five were purchased by the Haryana government.
HA-31 Mk.II
Engine: Lycoming IO-720-C1B, 400 hp
Wingspan: 39 ft 5.5 in / 12.00 m
Length: 29 ft 6.25 in / 9.00 m
Empty weight: 2645 lb / 1200 kg
MTOW: 5000 lb / 2270 kg
Max cruise75% 8000 ft / 2625m: 100 kt / 115 mph / 185 kph
Max ROC SL: 750 fpm / 228 m/min
Service ceiling: 12,500 ft / 3800 m
Range max fuel: 348 nm / 400 mi /645 km
Seats: 1
Payload Normal cat: 1333 lb / 605 kg
Payload Restricted cat: 2000 lb / 907 kg
![]() |