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Blackburn B-20 ✕ EADS HC-144 Ocean Sentry ✕
Manufacturer Blackburn Aircraft EADS CASA
Description The Blackburn B-20 was an experimental aircraft, first flying in 1940, that attempted to drastically increase the performance of flying boat designs. The EADS HC-144 Ocean Sentry is a medium-range, twin-engined turboprop aircraft used by the United States Coast Guard in the search-and-rescue and maritime patrol missions.
First Flight 1940-03-26
Entry Into service 2009-01-01
Designer John Douglas Rennie EADS CASA
Type Prototype flying boat
Length (m) 21.0312 21.336
Height (m) 7.62 7.9248
Cockpit Crew 6
Max Speed (km/h) 492.4593 437.0716
Armament provision for two turrets and other defensive positions; bomb-cells in centre section
Endurance (h) 8.7
National Origin United Kingdom Spain
Number Built 1 18
Powerplant Description 2 × Rolls-Royce Vulture X-24 liquid-cooled piston engines, 1283 kW (1720 hp) each 2 × General Electric CT7 turboprop, 1394 kW (1870 hp) each
Primary Users Royal Air Force United States Coast Guard
Status In active service
Wikipedia Article (URL) en.wikipedia.org/wiki/Blackburn_B-20 en.wikipedia.org/wiki/EADS_HC-144_Ocean_Sentry
Flat Wing Span (m) 24.9936 25.6032
Flat Wing Area (m²) 99.0346 59.0863
Aircraft Engine Rolls-Royce Vulture General Electric T700
Number of Engines 2 2