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The Grob G 120 is a two-seat training and
aerobatic Aerobatics is the practice of flying maneuvers involving aircraft attitudes that are not used in conventional passenger-carrying flights. The term is a portmanteau of "aerial" and "acrobatics". Aerobatics are performed in aeroplanes and glid ...
low-wing aircraft with a carbon
composite Composite or compositing may refer to: Materials * Composite material, a material that is made from several different substances ** Metal matrix composite, composed of metal and other parts ** Cermet, a composite of ceramic and metallic materials ...
airframe, built by
Grob Aircraft Grob Aircraft, formerly Grob Aerospace, is a German aircraft manufacturer, specialising in gliders and general aviation. Since its foundation in 1971, Grob Aircraft produced a range of aircraft. Initially focusing on gliders, it soon grew ...
. It is based on the Grob G 115TA training aircraft and is specially designed for military and civil pilots training. It has a tricycle landing gear and a low
tailplane A tailplane, also known as a horizontal stabiliser, is a small lifting surface located on the tail (empennage) behind the main lifting surfaces of a fixed-wing aircraft as well as other non-fixed-wing aircraft such as helicopters and gyroplane ...
.


Design and development

The airframe is made of
carbon fibre reinforced plastic Carbon fiber-reinforced polymers (American English), carbon-fibre-reinforced polymers (Commonwealth English), carbon-fiber-reinforced plastics, carbon-fiber reinforced-thermoplastic (CFRP, CRP, CFRTP), also known as carbon fiber, carbon compo ...
and is stressed to +6/-4g. Its minimum service life is just over 15,000 flight hours. The cockpit provides room for students wearing military equipment and helmets. The plane is equipped with movable seats and rudder pedals and an air conditioning system. A second thrust lever is available.


Variants

; :Piston powered version with a Lycoming AEIO-540-D4D5 six cylinder,
four-stroke A four-stroke (also four-cycle) engine is an internal combustion (IC) engine in which the piston completes four separate strokes while turning the crankshaft. A stroke refers to the full travel of the piston along the cylinder, in either directio ...
, air-cooled piston
aircraft engine An aircraft engine, often referred to as an aero engine, is the power component of an aircraft propulsion system. Most aircraft engines are either piston engines or gas turbines, although a few have been rocket powered and in recent years many ...
producing . ;
G 120TP The Grob G 120TP is a two-seat turboprop training and aerobatic low-wing aircraft with a composite airframe, built by Grob Aircraft. It is based on the Grob G 120A training aircraft and has been developed for military and civil pilots traini ...
:
Turboprop A turboprop is a turbine engine that drives an aircraft propeller. A turboprop consists of an intake, reduction gearbox, compressor, combustor, turbine, and a propelling nozzle. Air enters the intake and is compressed by the compressor. Fuel ...
powered version with a
Rolls-Royce 250-B17F The Allison Model 250, now known as the Rolls-Royce M250, (US military designations T63 and T703) is a highly successful turboshaft engine family, originally developed by the Allison Engine Company in the early 1960s. The Model 250 has been pro ...
aircraft engine producing for take-off.


Operators

; *
KF Defence Programs KF Defence Programs, a division of KF Aerospace, operates the Contracted Flying Training and Support (CFTS) Training Centre located at Portage la Prairie/Southport Airport in Southport, Manitoba, Canada. KF Aerospace leads a joint partnership tha ...
: 14Transport Canada listing of aircraft owned by "Allied Wings"
/ref> for training of
Canadian Armed Forces } The Canadian Armed Forces (CAF; french: Forces armées canadiennes, ''FAC'') are the unified military forces of Canada, including sea, land, and air elements referred to as the Royal Canadian Navy, Canadian Army, and Royal Canadian Air Force. ...
(until 2013) and
Royal Canadian Air Force The Royal Canadian Air Force (RCAF; french: Aviation royale canadienne, ARC) is the air and space force of Canada. Its role is to "provide the Canadian Forces with relevant, responsive and effective airpower". The RCAF is one of three environm ...
(from 2013) pilots. ; *
French Air and Space Force The French Air and Space Force (AAE) (french: Armée de l'air et de l'espace, ) is the air and space force of the French Armed Forces. It was the first military aviation force in history, formed in 1909 as the , a service arm of the French Army; ...
: 18 ; *
German Air Force The German Air Force (german: Luftwaffe, lit=air weapon or air arm, ) is the aerial warfare branch of the , the armed forces of Germany. The German Air Force (as part of the ''Bundeswehr'') was founded in 1956 during the era of the Cold War a ...
: 6 ; *
Israeli Air Force The Israeli Air Force (IAF; he, זְרוֹעַ הָאֲוִיר וְהֶחָלָל, Zroa HaAvir VeHahalal, tl, "Air and Space Arm", commonly known as , ''Kheil HaAvir'', "Air Corps") operates as the aerial warfare branch of the Israel Defense ...
: 17IDF confirms Air Force pilot, cadet killed in training mission
/ref> The ''Snunit'' used by the IAF has a Lycoming AEIO-540-D4D5 engine that produces a maximum speed of . ; * Kenya Air Force: 6


Specifications (G 120A)


See also


References

* Grob G 115,120 and 140 Information brochure and Technical Datasheet (Grob Aerospace Sales Department, 2004) * Jackson, Paul. ''Jane's All The World's Aircraft 2003–2004''. Coulsdon, UK: Jane's Information Group, 2003. .


External links

* {{Grob aircraft 1990s German sport aircraft Grob aircraft Single-engined tractor aircraft Low-wing aircraft Aircraft first flown in 1999