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Grob G520


High-Altitude Turboprop Aircraft (1991)


Aviation / Aerospace

Production of the role-specific Grob G512 high-altitude-minded aircraft has been limited to fewer than ten total examples.



Authored By: Staff Writer | Last Edited: 10/26/2020 | Content ©www.MilitaryFactory.com

October 2020 - An H3Grob G520 has been used to host an SPL antenna for 4G LTE voice and data testing from altitudes as high as 45,000 feet.

Specifications



Service Year
1991

Origin
Germany national flag graphic
Germany

Status
ACTIVE
In Limited Service.
Crew
1

Production
6
UNITS


Grob Aircraft - Germany
National flag of Argentina National flag of Australia National flag of modern Germany National flag of the United States Argentina; Australia; Germany; United States
(OPERATORS list includes past, present, and future operators when applicable)
Intelligence-Surveillance-Reconnaissance (ISR), Scout
Surveil ground targets / target areas to assess environmental threat levels, enemy strength, or enemy movement.


Length
45.3 ft
(13.82 m)
Width/Span
108.3 ft
(33.00 m)
Height
18.5 ft
(5.65 m)
Empty Wgt
7,275 lb
(3,300 kg)
MTOW
10,362 lb
(4,700 kg)
Wgt Diff
+3,086 lb
(+1,400 kg)
(Showcased structural values pertain to the base Grob G520 production variant)
Installed: 1 x Honeywell TPE331-14F turboprop engine developing 750 horsepower driving four-bladed propeller unit at the nose.
Max Speed
292 mph
(470 kph | 254 kts)
Ceiling
50,033 ft
(15,250 m | 9 mi)
Range
2,280 mi
(3,670 km | 6,797 nm)
Rate-of-Climb
900 ft/min
(274 m/min)


♦ MACH Regime (Sonic)
Sub
Trans
Super
Hyper
HiHyper
ReEntry
RANGES (MPH) Subsonic: <614mph | Transonic: 614-921 | Supersonic: 921-3836 | Hypersonic: 3836-7673 | Hi-Hypersonic: 7673-19180 | Reentry: >19030


(Showcased performance specifications pertain to the base Grob G520 production variant. Compare this aircraft entry against any other in our database. View aircraft by powerplant type)
None.


G520 - Base Series Designation.
G520T - Twin-seat variant of 2014; training model; single example completed.
G520NG - Next Generation revision of the G520T production model unveiled in 2014.


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