Grumman Gulfstream I.
| Grumman Gulfstream I. | |
|---|---|
 Gulfstream I (VC-4C) of the US Coast Guard |
|
| Type: | Turboprop - business travel and feeder aircraft |
| Design country: | |
| Manufacturer: | |
| First flight: |
August 14, 1958 |
| Commissioning: |
June 1959 |
| Production time: |
until 1969 |
| Number of pieces: |
211 |
The Gulfstream I is a twin-engine turboprop - business aircraft manufacturer's Grumman . The internal type number was G-159 .
history
In 1956, Grumman began developing a twin-engine turboprop business jet. The aircraft should be able to carry 10 to 14 people. Alternatively, up to 24 passengers could be carried. The Gulfstream I was designed as a conventional low-wing aircraft with a pressurized cabin and retractable nose wheel landing gear . Two Rolls-Royce Dart propeller turbines were used as the drive .
The first prototype flew on August 14, 1958, delivery began in June 1959. In 1969, production was discontinued in favor of the Gulfstream II .
Versions
- Gulfstream I: Standard version, of which a total of 200 machines were built.
- Gulfstream IC: Conversions of older Gulfstream I. These aircraft were given a 3.25 m longer fuselage in order to be able to transport a total of 38 passengers. Five copies were made between 1979 and 1980.
- TC-4C Academe: Version for the US Navy and US Marine Corps for the training of navigators / bombardiers for the A-6 Intruder . This version can be recognized by its pear-shaped nose radome . Nine aircraft were built from this version.
- VC-4C: VIP transport aircraft for the US Coast Guard . Two copies were delivered.
Military users
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- United States Army - The United States Army Corps of Engineers had a Gulfstream I with a civilian color scheme and civil registration number in use from 1961 to 1981. The US Army had at least one Gulfstream I in use, which had been confiscated from drug dealers.
- United States Coast Guard
- United States Navy
- United States Marines
Technical specifications
| Parameter | Data |
|---|---|
| length | 22.96 m |
| span | 23.88 m |
| height | 7.01 m |
| Wing area | 56.70 m² |
| Wing extension | 10.1 |
| Empty mass | 10,747 kg |
| Max. Takeoff mass | 16,329 kg |
| Top speed | 571 km / h (with average operating mass) |
| Service ceiling | 9,145 m |
| Range | 805 km (with max.payload and IFR reserve) |
| Engine | 2 × Rolls-Royce Dart Mk 529-8X turboprop with 1484 kW (2018 PS) each |
Incidents
- An African Commuter Services Grumman G-159 Gulfstream I ( aircraft registration number 5Y-EMJ ) chartered by the Kenyan government failed to gain altitude after taking off from Busia Airport , Kenya , and collided with obstacles. Three people were killed, including the Kenyan Minister of Labor. The investigations revealed major irregularities in the operation of the machine with regard to pilots, maintenance and previous damage (see also flight accident of a Grumman Gulfstream I in Busia ) .
Web links
Commons : Grumman Gulfstream I - Collection of Images, Videos, and Audio Files
Individual evidence
- ↑ Harding 1990, pp. 131-133.
- ^ Accident report Gulfstream I 5Y-EMJ , Aviation Safety Network (English), accessed on August 24, 2019.