/ Avro Lincoln
The Avro Type 694 Lincoln is a British four engined heavy bomber, which first flew on 9 June 1944.
Developed from the Avro Lancaster, the first Lincoln variants were initially known as the Lancaster IV and V, these were renamed Lincoln I and II.
It was the last piston engined bomber operated by the Royal Air Force (RAF).
Avro Type 694
Prototypes to Air Ministry Specification 14/43, three built.
Long range bomber version for the RAF, Powered by four 1,750 hp (1,305 kW) Rolls-Royce Merlin 85 inline piston engines.
Long range bomber version for the RAF.
Powered by four Rolls-Royce Merlin 66, 68A and 300 inline piston engines.
Built by Avro, Armstrong-Whitworth and Vickers-Metropolitan.
The Lincoln III was intended to be a maritime reconnaissance, anti-submarine warfare aircraft.
The aircraft later became the Avro Shackleton.
Lincoln II converted to Merlin 85 power.
Lincoln II converted to drone aircraft, only two aircraft modified.
Lincoln Mk 15 (B Mk XV)
This designation was given to one aircraft, built by Victory Aircraft in Canada.
Lincoln Mk 30
Long range bomber version for the RAAF.
Lincoln Mk 30A
Long range bomber version for the RAAF, fitted with a longer nose and Australian manufactured Merlin 102s.
Lincoln Mk 31 (GR 31)
General reconnaissance version of Mk.30 for the RAAF, fitted with a longer nose, Four Rolls-Royce Merlin 85 or 1,650 h.p. Merlin 102 powerplants.
Lincoln MR 31
Anti-submarine warfare/maritime reconnaissance version of Mk 31 for the RAAF.
Avro 695 Lincolnian
Transport derivative similar to the Avro Lancastrian
Initial designation of the Avro Shackleton, which was based on the Lincoln.
7 or 8
78 ft 3.5 in (23.863 m)
120 ft (37 m)
17 ft 3.5 in (5.271 m)
1,421 sq ft (132.0 m2)
44,188 lb (20,043 kg) equipped
75,000 lb (34,019 kg)
Max take-off weight
82,000 lb (37,195 kg)
3,580 imp gal (4,300 US gal; 16,300 l) in 6 wing tanks,
150 imp gal (180 US gal; 680 l) in four nacelle tanks
4 × Rolls-Royce Merlin 85
Packard-Merlin 68, V-12 liquid cooled piston engines,
1,750 hp (1,300 kW) each
Rolls-Royce Merlin 66
Rolls-Royce Merlin 102
Rolls-Royce Merlin 300
Rolls-Royce Derwent experimental
Rolls-Royce Tyne experimental
Bristol Phoebus experimental
Armstrong Siddeley Python experimental
Napier Naiad experimental
Napier Nomad experimental
4 bladed Rotol
de Havilland Hydromatic,
13 ft 0 in (3.96 m) diameter fully feathering propellers
310 mph (500 km/h, 270 kn) at 18,300 ft (5,600 m)
215 mph (346 km/h, 187 kn) at 20,000 ft (6,100 m)
75 mph (121 km/h, 65 kn) flaps and undercarriage extended
2,800 mi (4,500 km, 2,400 nmi) at 15,000 ft (4,600 m) with 14,000 lb (6,400 kg) bomb load at 200 mph (170 kn; 320 km/h).
4,450 mi (3,870 nmi; 7,160 km) at 15,000 ft (4,600 m) with 3,000 lb (1,400 kg) bomb load at 200 mph (170 kn; 320 km/h).
2,240 mi (1,950 nmi; 3,600 km) at 20,000 ft (6,100 m) with 14,000 lb (6,400 kg) bomb load at 260 mph (230 kn; 420 km/h).
3,560 mi (3,090 nmi; 5,730 km) at 20,000 ft (6,100 m) with 3,000 lb (1,400 kg) bomb load at 260 mph (230 kn; 420 km/h).
30,500 ft (9,300 m)
Rate of climb
800 ft/min (4.1 m/s)
Time to altitude
20,000 ft (6,100 m) in 26 minutes 30 seconds
52.77 lb/sq ft (257.6 kg/m2)
12.2 lb/hp (7.4 kg/kW)
2x 0.5 in (12.70 mm) M2 Browning machine guns in a Boulton Paul Type F nose turret
2 x 20 mm (0.787 in) Hispano MK.IV cannon
Hispano Mk.V cannon in a Bristol B.17 dorsal turret
2 x 0.5 in (12.70 mm) M2 Browning machine guns in a Boulton Paul Type D tail turret.
(Some aircraft fitted with a single 0.5 in (12.70 mm) M2 Browning in a ventral position)
Up to 14,000 lb (6,400 kg) of bombs,
1 x 22,000 lb (10,000 kg) Grand Slam Deep Penetration bomb.
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