Credit
Daniel VA · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified
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At a glance
Measured figures
AT-802 · Length
Single source35 ft 11 in (10.95 m)[source]
Defender 4000 · Length
Single sourceConfiguration
| Specification | Air Tractor AT-802 | Britten-Norman Defender |
|---|---|---|
| Type | Agricultural / Fire-fighting aircraft[source] | Transport, patrol, reconnaissance[source] |
| National origin | United States[source] | United Kingdom[source] |
| Manufacturer | Air Tractor[source] | Britten-Norman[source] |
| Status | Active[source] | In service |
12.20 m (40 ft 0 in)[source]
Empty; AT-802 · Empty weight
Single sourceMaximum take-off; AT-802 · Max takeoff weight
Single source6,505 lb (2,951 kg)[source]
16,000 lb (7,257 kg)[source]
Empty; Defender 4000 · empty equipped
Single sourceMaximum take-off; Defender 4000 · Max takeoff weight
Single sourceCruise; AT-802 · at 8,000 ft (2,440 m)
Single source221 mph (356 km/h, 192 kn) at 8,000 ft (2,440 m)[source]
AT-802 · 1 × Pratt & Whitney PT6A -67AG turboprop , 1,350 shp (
Single source1 × Pratt & Whitney PT6A -67AG turboprop , 1,350 shp (1,010 kW)[source]
Defender 4000 · 2 × Rolls-Royce 250 B17F turboprops (400 shp) each
Single source2 × Rolls-Royce 250 B17F turboprops , 300 kW (400 shp) each[source]
Defender 4000 · Endurance
Single source8 hr 30 minutes[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Manufactured | 1990–present[source] | — |
|---|
| First flight | 1990[source] | May 1970[source] |
|---|
| Variant | L3Harris OA-1K Skyraider II[source] | — |
|---|
| Capacity | 820 US gal (683 imp gal; 3,104 L)[source] | Up to 16 troops in transport role[source] |
|---|
| Aspect ratio | 8.8:1[source] | 8.0:1[source] |
|---|
| Airfoil | NACA 4415[source] | NACA 23012[source] |
|---|
| Stall speed | 91 mph (146 km/h, 79 kn) (power off, flaps down)[source] | 87 km/h (54 mph, 47 kn) (flaps down)[source] |
|---|
| Developed from | — | Britten-Norman Islander[source] |
|---|
| Fuel capacity | — | 1,131 L (299 US gal; 249 imp gal)[source] |
|---|
| Take-off run to 15 m (50 ft) | — | 565 m (1,854 ft)[source] |
|---|
| Landing run from 15 m (50 ft) | — | 589 m (1,932 ft)[source] |
|---|
| Role | — | multi-role utility transport aircraft[source] |
|---|