RN N9694 Blackburn Dart 1928orLater.jpg

[Joseph Testagrose]

[[email protected]]

Ouch! Ugly! This looks like the firewall forward was from another design
office, that never talked to others.

[Miloch]

In article >, Joseph Testagrose
says...
>
>


Typical British design

https://en.wikipedia.org/wiki/Blackburn_Dart

....designed by someone named BUMPUS (Major Frank Arnold Bumpus)...

....replaced the existing carrier-based torpedo-bomber named the Sopwith Cuckoo

....first flew in September 1920, almost crashing owing to a miscalculated centre
of gravity

.....powered by a Napier Lion IIB engine that was mounted with a thrustline
angled upward...

....with a fuselage that dropped sharply downwards


General characteristics

Crew: one

Length: 35 ft 4.5 in (10.78 m)

Wingspan: 45 ft 5.75 in (13.86 m)

Height: 12 ft 11 in (3.91m)

Wing area: 654 ft2 (60,8 m2)

Empty weight: 3,599 lb (1,900 kg)

Loaded weight: 6,383 lb (3,000 kg)

Powerplant: 1 × Napier Lion IIB 12-cylinder broad-arrow piston engine, 450 hp
(336 kW)

Performance

Maximum speed: 107 mph (170 km/h) with dummy torpedo at 3,000 ft

Cruise speed: 100 mph (161 km/h)

Stall speed: 43.5 mph (70.5 km/h)

Range: 356 nmi (410 mi, 660 km)

Service ceiling: 12,700 ft (4,000 m)

Rate of climb: 600 ft/min (3.0 m/s)

Armament
Guns: 1 × fixed, forward firing Vickers machine gun (not Mk II) and 1 × Lewis
gun in rear cockpit.
Bombs: 1 × Mark VIII or IX, 18 in (457 mm) torpedo or up to 2 × 520 lb (236 kg)
bombs under each wing.





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