Grob G 120
Grob G 120 | |
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A Grob G 120A from a Canadian flight school | |
Role | Trainer |
National origin | Germany |
Manufacturer | Grob Aircraft |
First flight | 1999 |
Status | Active in production |
Primary users | French Air and Space Force Israeli Air Force Royal Canadian Air Force German Air Force |
Produced | 1999-present |
Developed from | Grob G 115 |
Variants | Grob G 120TP |
TheGrob G 120is a two-seat training andaerobaticlow-wing aircraft with a carboncompositeairframe, built byGrob Aircraft.It is based on the GrobG 115TAtraining aircraft and is specially designed for military and civil pilots training. It has a tricycle landing gear and a lowtailplane.
Design and development
[edit]The airframe is made ofcarbon fibre reinforced plasticand is stressed to +6/-4g. Its minimum service life is just over 15,000 flight hours.[1]
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.[citation needed]A second thrust lever is available.[1]
Variants
[edit]- G 120A
- Piston powered version with aLycoming AEIO-540-D4D5six cylinder,four-stroke,air-cooled pistonaircraft engineproducing 260 hp (194 kW).[2]
- G 120TP
- Turboproppowered version with aRolls-Royce 250-B17Faircraft engine producing 456 shp (340 kW) for take-off and 380 shp (283 kW) for maximum cruise.[1]
Operators
[edit]![](https://upload.wikimedia.org/wikipedia/commons/thumb/4/4e/Grob_G_120A_Kenya_Airforce.jpg/220px-Grob_G_120A_Kenya_Airforce.jpg)
![](https://upload.wikimedia.org/wikipedia/commons/thumb/6/62/C-FPFJ_G120A.jpg/220px-C-FPFJ_G120A.jpg)
- KF Defence Programs:14[3]for training ofCanadian Armed Forces(until 2013) andRoyal Canadian Air Force(from 2013) pilots.[4]
- Israeli Air Force:17[4][5]TheSnunitused by the IAF has aLycoming AEIO-540-D4D5engine that produces a maximum speed of 235 km/h (127 kn).[6]
Specifications (G 120A)
[edit]Data fromJane's All The World's Aircraft 2003–2004[7]
General characteristics
- Crew:Two
- Length:8.605 m (28 ft 3 in)
- Wingspan:10.19 m (33 ft 5 in)
- Height:2.57 m (8 ft 5 in)
- Wing area:13.29 m2(143.1 sq ft)
- Airfoil:Eppler E884
- Empty weight:960 kg (2,116 lb)
- Gross weight:1,440 kg (3,175 lb)
- Max takeoff weight:1,490 kg (3,285 lb) (Utility)[8]
- Fuel capacity:256 litres (56 imp gal; 68 US gal)
- Powerplant:1 ×Lycoming AEIO-540-D4D5air-cooledflat-six,190 kW (260 hp)
- Propellers:3-bladedHartzellHC-C3YR-1RF/F7663R, 1.98 m (6 ft 6 in) diameter[8]
Performance
- Maximum speed:319 km/h (198 mph, 172 kn)
- Cruise speed:307 km/h (191 mph, 166 kn) at 75% power (1,500 m (5,000 ft))
- Stall speed:102 km/h (63 mph, 55 kn) with full flaps
- Never exceed speed:435 km/h (270 mph, 235 kn)
- Range:1,540 km (960 mi, 830 nmi) at 8,000 ft (2,400 m) and 45% power)
- Endurance:6.35 hours at 10,000 ft and maximum endurance power setting[8]
- Service ceiling:5,500 m (18,000 ft)
- g limits:+6/-4G
- Rate of climb:6.5 m/s (1,280 ft/min)
Avionics
- Garminavionics
See also
[edit]Related development
Aircraft of comparable role, configuration, and era
- Aermacchi SF.260
- Beechcraft T-34 Mentor
- ENAER T-35 Pillán
- Fuji T-3
- Lasta 95
- PAC CT/4 Airtrainer
- Socata TB-31 Omega
References
[edit]- ^abc"G 120TP - GROB AIRCRAFT SE".grob-aircraft.com.Retrieved7 November2023.
- ^"G 120A: High-performance training and aerobatics"(PDF).Grob Aircraft.Retrieved7 November2023.
- ^Transport Canada listing of aircraft owned by "Allied Wings"
- ^abcde"Fleet Customers".Grob Aircraft.Retrieved26 February2022.
- ^IDF confirms Air Force pilot, cadet killed in training mission
- ^"GROB G-120A (Hebrew nickname: 'Snunit' ('Swallow'))".Israeli Air Force.
- ^Jackson 2003, pp. 166–167.
- ^abcGrob Aircraft(n.d.)."Grob 120A Technical Specifications".Retrieved20 March2012.
- 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.ISBN0-7106-2537-5.
External links
[edit]![](https://upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png)
- "Grob 120A official website".Archived fromthe originalon 5 March 2011.