LIPNUR Belalang

The LIPNUR Belalang (grasshopper in Indonesian) was a military trainer aircraft built in small numbers in Indonesia in the late 1950s. It was essentially a Piper Cub converted to give it a low wing.

Belalang
Role Military trainer
Manufacturer Angkatan Udara Republik Indonesia, Depot Penjelidikan, Pertjobaan dan Pembuatan/LIPNUR
First flight 17 April 1958[1]

Variants
  • Belalang 85 - single prototype
  • Belalang 90 - five production aircraft
  • Belalang 90A - 75 kW (100 hp) Continental O-200 engine replacing 67 kW (90 hp) Continental C-90-12F of earlier versions, sliding canopy, revised undercarriage.[1]

Specifications (90A)

Data from Jane's All The World's Aircraft 1965-66 [1]

General characteristics

  • Crew: 2
  • Length: 7.70 m (25 ft 3 in)
  • Wingspan: 9.50 m (31 ft 2 in)
  • Height: 2.03 m (6 ft 8 in)
  • Wing area: 15.0 m2 (161 sq ft)
  • Aspect ratio: 6:1
  • Airfoil: USA-35B
  • Empty weight: 472 kg (1,041 lb)
  • Gross weight: 682 kg (1,504 lb)
  • Fuel capacity: 45 L (12 US gal; 9.9 imp gal)
  • Powerplant: 1 × Continental O-200-A air-cooled flat-four engine, 75 kW (100 hp)
  • Propellers: 2-bladed McCauley fixed-pitch, 1.83 m (6 ft 0 in) diameter

Performance

  • Maximum speed: 184 km/h (114 mph, 99 kn)
  • Cruise speed: 144 km/h (89 mph, 78 kn)
  • Range: 560 km (350 mi, 300 nmi)
  • Service ceiling: 3,700 m (12,000 ft)
  • Rate of climb: 3.0 m/s (600 ft/min)

References
  1. Taylor 1965, p.83.
  • Taylor, John W. R. Jane's All The World's Aircraft 1965-66. London: Sampson Low, Marston, 1965.
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