Saro Lerwick
Number built: 21
Crew: 6
Length: 63 ft 7 in (19.4 m)
Wingspan: 80 ft 10 in (24.7 m)
Height: 20 ft 0 in (6.1 m)
Wing area: 845 ft² (78.5 m²)
Empty weight: lb (kg)
Loaded weight: 28,400 lb (12,880 kg)
Max takeoff weight: 33,200 lb (15,060 kg)
Powerplant: 2× Bristol Hercules II radial engine, 1,375 hp (1,030 kW) each
Performance
Maximum speed: 214 mph @ 6,250 ft (344 km/h @ 1,900 m)
Range: miles (km)
Service ceiling: 14,000 ft (4,270 m)
Rate of climb: 880 ft/min (4.50 m/s)
Armament
1 × 0.303 in (7.7 mm) Vickers K, 6 × Browning
2,000 lb (900 kg) bombs or depth charges
Saro London
Number Built: 31
Crew: 5
First Flight: March, 1934
Entered Service: 1936
Manufacturer: Saunders-Roe Ltd
Dimensions
Length 56 ft 6 in 17.2 m
Wingspan (upper) 80 ft 0 in 24.4 m
Wingspan (lower) 56 ft 0 in 17.0 m
Height 18 ft 9 in 5.7 m
Wing area 1,425 ft² 132.4 m²
Weights
Empty 11,100 lb 5,030 kg
Loaded 18,400 lb 8,340 kg
Maximum takeoff 22,000 lb 9,980 kg
Powerplant
Engine 2 × Bristol Pegasus X
Power (each) 915 hp 680 kW
Performance
Maximum speed 155 mph @ 6,250 ft 249 km/h @ 1,900 m
Combat range 1,100 miles 1,770 km
Ferry range 1,740 miles 2,800 km
Service ceiling 13,300 ft 4,050 m
Rate of climb 1,180 ft/min 360 m/min
Armament
Guns 3 × Lewis guns
Bombs 2,000 lb (900 kg) of bombs, mines or depth charges
Vickers Vildebeest
Number Built: 90 and 62 Vincents also were built.
General characteristics
Crew: three, pilot, navigator, and observer
Length: 36 ft 8 in (11.18 m)
Wingspan: 49 ft 0 in (14.94 m)
Height: 14 ft 8 in (4.47 m)
Wing area: 728 ft² (68 m²)
Empty weight: 4,773 lb (2,165 kg)
Loaded weight: 8,500 lb (3,856 kg)
Max takeoff weight: lb (kg)
Powerplant: 1× Bristol Pegasus II-M3 radial, 635 hp (474 kW)
Performance
Maximum speed: 143 mph (230 km/h)
Range: 630 miles (1,014 km)
Service ceiling: 17,000 ft (5,182 m)
Rate of climb: 630 ft/min (3.2 m/s)
Wing loading: 12 lb/ft² (57 kg/m²)
Power/mass: 0.07 hp/lb (0.12 kW/kg)
Armament
1× fixed, forward-firing .303 Vickers machine gun
1× flexible, rearward-firing .303 Lewis machine gun
1,000 lb (454 kg) of bombs or
1 × 18 in (457 mm) torpedo
Supermarine Stranraer
Number Built: 57
Crew: 6-7
Length: 54 ft 9 in (16.7 m)
Wingspan: 85 ft 0 in (25.9 m)
Height: 21 ft 9 in (6.6 m)
Wing area: 1,457 ft² (135.4 m²)
Empty weight: 11,250 lb (5,100 kg)
Loaded weight: 19,000 lb (8,620 kg)
Powerplant: 2× Bristol Pegasus X radial engines, 920 hp (685 kW) each
Performance
Maximum speed: 165 mph (265 km/h) at 6,000 ft (1,830 m)
Range: 1,000 mi (1,610 km)
Service ceiling: 18,500 ft (5,640 m)
Rate of climb: 1,350 ft/min (6.8 m/s)
Wing loading: 13 lb/ft² (63.7 kg/m²)
Power/mass: 0.097 hp/lb (159 W/kg)
Armament
3× 0.303 in (7.7 mm) Lewis guns
1,000 lb (454 kg) of bombs or depth charges
Supermarine Sea Otter
Number Built: 292
Power Plant one 965 hp Bristol Mercury XXX
Crew - Four
Span - 46' 0" (14.0 m)
Length - 39' 10¾" (12.2 m)
Height - 15' 1½" (4.61 m)
Wing Area - 620 sq ft (56.7 sq m)
Wt Empty - 6805 lb (3086 kg)
Wt Loaded - 10000 lb (4536 kg)
[edit] Performance
Max Speed - 163 mph (262.3 km/h) at 4500 ft (1371 m)
Range - 600 miles (1110 km)
Max Range - 920 miles (1480 km) with overloaded tank
Rate of Climb - 870 ft/min (265 m/min) to 5000 ft (1524 m)
Ceiling - 17000 ft (5181 m)
Armament - one Vickers Free machine gun a twin Vickers K machine guns
Bombs - four 250 lb (112 kg) bombs
Westland Whirlwind
Number Built: 114
Crew: One pilot
Length: 32 ft 3 in (9.83 m)
Wingspan: 45 ft 0 in (13.72 m)
Height: 11 ft 7 in (3.53 m)
Wing area: 250 ft² (23 m²)
Empty weight: 8,310 lb (3,770 kg)
Loaded weight: 10,356 lb (4,697 kg)
Max takeoff weight: 11,410 lb (5,175 kg)
Powerplant: 2× Rolls-Royce Peregrine I Liquid-Cooled V-12, 885 hp (660 kW) each
Performance
Maximum speed: 360 mph (560 km/h)
Range: 808 miles (1,300 km)
Service ceiling: 30,315 ft (9,240 m)
Rate of climb: ft/min (m/min)
Wing loading: 41 lb/ft² (204 kg/m²)
Power/mass: 0.17 hp/lb (0.28 kW/kg)
Armament
4x Hispano 20 mm cannon in nose (60 rounds per gun, 240 rounds total)
2x 250 lb (115 kg) or 500 lb (230 kg) bombs