LIPNUR Belalang

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

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.

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 3½ in)
Wingspan: 9.50 m (31 ft 1 in)
Height: 2.03 m (6 ft 8 in)
Wing area: 15.0 m² (161.5 sq ft)
Airfoil: USA-35B
Aspect ratio: 6
Empty weight: 230 kg (506 lb)
Max. takeoff weight: 330 kg (726 lb)
Powerplant: 1 × Continental O-200-A air-cooled flat-four, 75 kW (100 hp)

Performance

Cruise speed: 130 km/h (70 knots, 80 mph)
Range: 564 km (304 nmi, 350 miles^[2])
Service ceiling: 3,700 m (12,000 ft^[2])
Rate of climb: 2.3 m/s (460 ft/min)

References

1 2 3 Taylor 1965, p.83.
1 2 "Asia's Aircraft Industries:NU-90 Belalang". Flight International, 26 July 1962. p. 136.

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

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