INTA HM.1
{{short description|Spanish trainer aircraft}}
{{Infobox aircraft
|name=INTA HM.1
|image=Huarte-Mendicoa HM-1B (5381341059).jpg
|caption=An HM. 1 at the Museo del Aire, Cuatro Vientos, Madrid.
|type=Primary trainer
|national_origin=Spain
|manufacturer=Aeronáutica Industrial S.A.
|designer=Pedro Huarte-Mendicoa
|first_flight=1943
|introduction=
|retired=
|status=
|primary_user=
|more_users=
|produced=
|number_built= 200
|variants=
}}
The INTA HM.1, also known as Huarte Mendicoa 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.
Development
The HM.1 was designed by INTA as a two-seat primary training monoplane with a fixed tailwheel landing gear. It was followed by a number of similar aircraft with equipment and accommodation changes. 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.
Variants
;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
;{{ESP}}
Specification HM.1
{{Aircraft specs
|ref=Jane's Fighting Aircraft of World War II
|prime units? = met
|crew=2
|length m=7.65
|length ft=25
|length in=0
|span m=9.65
|span ft=31
|span in=8
|height m=2.20
|height ft=7
|height in=2.25
|wing area sqm=14
|wing area sqft=150.6
|empty weight kg=620
|empty weight lb=1364
|gross weight kg=850
|gross weight lb=1870
|eng1 number=1
|eng1 name=Elizalde G-IV-B Tigre 4-cylinder four-cylinder linear motor
|eng1 hp=150
|max speed kmh=230
|max speed mph=142.8
|cruise speed kmh=195
|cruise speed mph=121
|endurance=3 hours 30 minutes
|ceiling m=5000
|ceiling ft=16400
}}
{{aircontent
|see also=
|related=
|similar aircraft=
|lists=
}}
References
=Notes=
=Bibliography=
{{refbegin}}
- {{cite book |last=Bridgman |first=Leonard |title= Jane's Fighting Aircraft of World War II|year=1988 |publisher= Crescent Books|location= New York|isbn=0-517-67964-7}}
- {{cite book |title= The Illustrated Encyclopedia of Aircraft (Part Work 1982-1985)|publisher= Orbis Publishing}}
{{refend}}
External links
- {{commons category-inline|Huarte Mendicoa HM-1}}
{{Spanish trainer aircraft}}
{{Spanish liaison aircraft}}
Category:1940s Spanish civil utility aircraft