Westland Sea King Aircraft

Production Details

Design Company:

Westland Aircraft Limited under licence from Sikorsky Helicopters

First Flight:

7 May 1969

Sea King HAS.1:

57 - Westland

Sea King HAS.2:

21 - Westland

Sea King HAR.3:

25 - Westland

Sea King HC.4:

41 - Westland

Sea King HAS.5:

30 - Westland

Sea King HAS.6:

6 - Westland

Sea King 4X:

2 - Westland

Sea King 41:

23 - Westland

Sea King 42:

42 - Westland

Sea King 43:

11 - Westland

Sea King 45:

6 - Westland

Sea King 47:

6 - Westland

Sea King 48:

5 - Westland

Sea King 50:

12 - Westland

Commando 1:

5 - Westland

Commando 2:

27 - Westland

Commando 3:

8 - Westland

Type Specification

Applies to:

Westland Sea King HAS.1

Type:

Twin engined, single main rotor, multi-role helicopter

Rotor System:

Five blade metal main rotor. Five blade metal tail rotor

Fuselage:

All metal semi-monocoque fuselage

Landing Gear:

Retractable main gear at front each with two wheels with single tail wheel

Power Plant:

Two 1,400 shp Rolls-Royce Gnome H.1400 turboshaft engines mounted on top of cabin

Accommodation:

Pilot and co-pilot on flight deck, two crew in main cabin

Armament:

Torpedos, depth charges or Sea Eagle missiles mounted on fuselage sides

Rotor Diameter:

62 ft

Length:

72 ft 8 in

Height:

16 ft 10 in

Empty:

12,170 lb

Max Take-off:

21,500 lb

Never Exceed Speed:

140 mph at sea level

Max Rate of Climb:

808 ft/min

Service Ceiling:

4,000 ft (one engine out)

Preserved in British Museums

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