Westland Wasp - Specifications (Wasp HAS.1)

Specifications (Wasp HAS.1)

Data from Westland Aircraft since 1915

General characteristics

• Crew: One pilot, one Aircrewman
• Capacity: up to four passengers
• Length: inc rotor 40 ft 4 in (12.30 m )
• Rotor diameter: 32 ft 3 in (9.83 m)
• Height: 8 ft 11 in (2.72 m)
• Disc area: 816.9 ft² (75.9 m²)
• Empty weight: 3,452 lb (1,569 kg)
• Max. takeoff weight: 5,500 lb (2,500 kg)
• Powerplant: 1 × Rolls-Royce Nimbus 103 turboshaft, 1,050 shp (783 kW)

Performance

• Maximum speed: 120 mph (104 knots, 193 km/h)
• Cruise speed: 110 mph (96 knots, 177 km/h)
• Range: 303 miles (263 NM, 488 km)
• Service ceiling: 12,200 ft (3,720 m)
• Rate of climb: 1,440 ft/min (7.3 m/s)
• Disc loading: 6.75 lb/ft² (33 kg/m²)
• Power/mass: 0.19 hp/lb (0.31 kW/kg)

Armament

• Naval: 2 x Mk 44 or 1 x Mk 46 torpedo or 2 x Mk 44 depth charges or WE.177 600lb Nuclear Depth Bomb.
• Attack: 4 x SS.11 replaced by 2 x AS.12 missiles.
• General: GPMG, 4.5 Flares, Smoke/flame floats.