Pratt & Whitney R-2800
 | |
| Dane podstawowe | |
| Typ | |
|---|---|
| Kraj pochodzenia | |
| Producent | |
| Pierwsze testy | 1937 |
| Zastosowanie | A-26 Invader |
| Liczba egzemplarzy | 125 334 |
| Dane techniczne | |
| Średnica | 1342 mm |
| Objętość skokowa | 45,96 l |
| Masa | 1073 kg |
| Komponenty | |
| Układ chłodzenia | powietrze |
| Osiągi | |
| Moc | 2100 KM (1567 kW) przy 2700 obr./min |
Pratt & Whitney R-2800 Double Wasp – silnik lotniczy o układzie gwiazdowym. Miał 18 cylindrów w układzie podwójnej gwiazdy z łączną pojemnością skokową 46 litrów.
Powszechnie uważany za jeden z najlepszych silników gwiazdowych. Jednostka napędowa samolotów F4U Corsair, F6F Hellcat, F7F Tigercat, F8F Bearcat, P-47 Thunderbolt, P-61 Black Widow, B-26 Marauder, C-46, XB-28 Dragon, Lockheed Ventura (w wersji PV), Curtiss XF15C i Curtiss XP-60 (wersja A-1).
W Muzeum Lotnictwa Polskiego w Krakowie znajduje się egzemplarz silnika Pratt & Whitney Twin Wasp.
Modele produkcyjne
- R-2800-9: 2000 KM (1491 kW)
- R-2800-10W: 2000 KM (1491 kW)
- R-2800-27: 2000 KM (1491 kW)
- R-2800-31: 2000 KM (1491 kW)
- R-2800-34W: 2100 KM (1600 kW)
- R-2800-43: 2000 KM (1491 kW)
- R-2800-54: 2100 KM (1566 kW)
Linki zewnętrzne
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The flag of Navassa Island is simply the United States flag. It does not have a "local" flag or "unofficial" flag; it is an uninhabited island. The version with a profile view was based on Flags of the World and as a fictional design has no status warranting a place on any Wiki. It was made up by a random person with no connection to the island, it has never flown on the island, and it has never received any sort of recognition or validation by any authority. The person quoted on that page has no authority to bestow a flag, "unofficial" or otherwise, on the island.