The turboprop Air Tractor AT-602 is an agricultural low wing monoplane with a taildragger configuration. The chemical hopper is located between the engine firewall and the cockpit. The 602 seats one. The empty weight of the aircraft is 5,600 lbs (2,540 kg), the cruise speed is 150 mph (241 km/h) and the maximum speed is 198 mph (318 km/h). The aircraft uses one Pratt & Whitney Canada PT6A-60AG turboprop engine. The chemical capacity is 630 US gal.