INTA HM.1

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INTA HM.1
Role Primary trainer
National origin Spain
Manufacturer Aeronáutica Industrial S.A.
First flight 1943

The INTA HM.1 was a 1940s Spanish primary trainer designed by the Instituto Nacional de Técnica Aeronáutica (INTA) and built for them by Aeronáutica Industrial S.A. (AISA).[1]

Development[edit]

The HM.1 was designed by INTA as a two-seat primary training monoplane with a fixed tailwheel landing gear.[1] It was followed by a number of similar aircraft with equipment and accommodation changes.[1] The last of the family was the HM.7 built in 1947 which was an enlarged four-seat version powered by a 240 hp (179 kW) Argus As 10C engine, the HM.7 was the last powered aircraft designed by the Institute.[1]

Variants[edit]

HM.1
Two-seat primary trainer
HM.2
enclosed-cabin version of the HM.1 with retractable landing gear.
HM.3
open-cockpit floatplane variant
HM.5
single-seat advanced trainer
HM.7
enlarged four-seat version
HM.9
two-seat glider tug

Operators[edit]

 Spain

Specification HM.1[edit]

Data from Jane's Fighting Aircraft of World War II[2]

General characteristics

  • Crew: 2
  • Length: 7.65 m (25 ft 0 in)
  • Wingspan: 9.65 m (31 ft 8 in)
  • Height: 2.20 m (7 ft 2¼ in)
  • Wing area: 14 m2 (150.6 ft2)
  • Empty weight: 620 kg (1364 lb)
  • Gross weight: 850 kg (1870 lb)

Performance

  • Maximum speed: 230 km/h (142.8 mph)
  • Cruising speed: 195 km/h (121 mph)
  • Endurance: 3 hours  30 min
  • Service ceiling: 5000 m (16400 ft)

References[edit]

Notes[edit]

  1. ^ a b c d Orbis 1985, p. 2195
  2. ^ Bridgeman 1988, p. 156

Bibliography[edit]