The AT-401B is a 400-gallon workhorse powered by the Pratt & Whitney R-1340 radial engine. It has all the rugged durability, safety features, clean aerodynamics and flying ease for which Air Tractor aircraft are famous – with the economical price of a piston engine plane. The AT-401B delivers unsurpassed value – economically, efficiently and productively.
SPECIFICATIONS
Engine Type: |
P&W R1340 |
Engine S.H.P.: |
600 @ 2250 RPM |
Propeller: |
12D40 hub 6101A-12 blades |
Take-Off Weight: |
7,860 lbs. (3 565 kg) |
Landing Weight: |
6,000 lbs. (2 722 kg) |
Empty Wt. w/Spray Equip.: |
4,244 lbs. (1 925 kg) |
Useful Load: |
3,616 lbs. (1 640 kg) |
Hopper Capacity: |
400 U.S. gal. (1 514 L) |
Fuel Capacity: |
126 U.S. gal. (476 L) |
Wing Span: |
51 ft. (15,54 m) |
Wing Area: |
306 sq. ft. (28,45 m2) |
Main Wheel Size: |
8.50 x 10 |
Tail Wheel Size: |
5.00 x 5 |
PERFORMANCE
Cruise Speed: |
143 mph (230 kph) at 4,000 ft (1 219 kph) |
Working Speed (Typical): |
120-140 mph (193-225 kph) |
Range, Economy Cruise at 8,000 ft.: |
630 mi (1 014 km) |
Stall Speed, Flaps Up: |
73 mph (117 kph) at 6,000 lbs (2 722 kg) |
Stall Speed, Flaps Down: |
61 mph (98 kph) at 6,000 lbs (2 722 kg) |
Stall Speed as Usually Landed: |
54 mph (87 kph) |
Rate of Climb: |
520 fpm (158 mpm) at 7,860 lbs (3 565 kg) |
Take-Off Distance: |
1,318 ft (402 m) at 7,860 lbs (3 565 kg) |