Grob G520

High-Altitude Turboprop Aircraft

Germany | 1991

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

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.

Power & Performance
Those special qualities that separate one aircraft design from another. Performance specifications presented assume optimal operating conditions for the Grob G520 High-Altitude Turboprop Aircraft.

1 x Honeywell TPE331-14F turboprop engine developing 750 horsepower driving four-bladed propeller unit at the nose.
Propulsion

292 mph
470 kph | 254 kts
Max Speed

50,033 ft
15,250 m | 9 miles
Service Ceiling

2,280 miles
3,670 km | 1,982 nm
Operational Range

900 ft/min
274 m/min
Rate-of-Climb

Structure
The nose-to-tail, wingtip-to-wingtip physical qualities of the Grob G520 High-Altitude Turboprop Aircraft.

1
(MANNED)
Crew

45.3 ft
13.82 m
O/A Length

108.3 ft
(33.00 m)
O/A Width

18.5 ft
(5.65 m)
O/A Height

7,275 lb
(3,300 kg)
Empty Weight

10,362 lb
(4,700 kg)
MTOW

Variants
Notable series variants as part of the Grob G520 family line.

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.

Operators
Global customers who have evaluated and/or operated the Grob G520. Nations are displayed by flag, each linked to their respective national aircraft listing.

Total Production: 6 Units
Contractor(s): Grob Aircraft - Germany

[ Argentina; Australia; Germany; United States ]

Going Further...
The Grob G520 High-Altitude Turboprop Aircraft appears in the following collections:

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