Cessna 340 & 335
- CountryUnited States of America
- TypeSix seat business twins
- Powerplants340A - Two 230kW (310hp) Continental TSIO-520-NB turbocharged and fuel injected flat six piston engines, driving three blade constant speed McCauley propellers. 335 - Two 225kW (300hp) TSIO-520-EBs.
- Performance340A - Max speed 452km/h (244kt), max cruising speed 425km/h (230kt), economical cruising speed 315km/h (170kt) at 25,000ft. Initial rate of climb 1650ft/min. Service ceiling 29,800ft. Range with reserves at economical cruising speed 2603km (1405nm), at max cruising speed 774km (418nm). 335 - Max speed 425km/h (230kt), max cruising speed 390km/h (211kt), economical cruising speed 313km/h (169kt). Initial rate of climb 1400ft/min. Service ceiling 26,800ft. Range at max cruising speed 2016km (1088nm), range at economical cruising speed 2542km (1372nm). Speed limits: flaps 15 deg. 160kts, flaps 45 deg. 142kts, gear down 140kts. Never exceed speed of 234kts.
- Weights340A - Empty 1780kg (3921lb), max takeoff 2719kg (5990lb). 335 - Empty equipped 1800kg (3963lb), max takeoff 2719kg (5990lb).
- DimentionsWing span 11.62m (28ft 1in), length 10.46m (34ft 4in), height 3.84m (12ft 7in). Wing area 17.1m2 (184sq ft).
- CapacityTypical seating for six, including one pilot.
- Production1287 340s and 64 335s were built. The 340 was in production between 1971 and 1984, the 335 between 1979 and 1981.
At the point when discharged, the Cessna 340 joined the Beechcraft Duke as the main other six seat pressurized cylinder twin from a significant maker, situated in Cessna's product offering between the 310 and the eight seat 414 and 421.
Advancement of the 340 started in 1969, however the loss of the model ahead of schedule in 1970 set back the improvement program so that generation conveyances did not start until right on time 1971. The ensuing air ship acquired intensely from other Cessna twins of the time including the wings from the 414 and the 310's undercarriage and a comparable tail unit. Outline gimmicks of the new airplane incorporated a pressurization framework with a differential of 0.29bars (4.2psi) that kept the lodge's inner elevation at 8000ft while the flying machine was at 20,000ft, an all new safeguard fuselage and a vital airstair entryway.
Introductory creation 340s were fueled by two 210kw (285hp) turbocharged Continental TSIO-520-K motors, however these were supplanted on the enhanced 340a, which was initially presented in 1976. Power for the 340a was supplied by two 230kw (310hp) TSIO-520-Nbs, while different upgrades included lessened breadth props and a slight build in weights. The 340a was offered in nonobligatory 340a II and 340a III structures with different levels of IFR flight fitted.
The Cessna 335 is an unpressurised, lighter weight and in this manner lower cost advancement of the 340. Accessible from 1979, aside from being unpressurised it varied in having 225kw (300hp) TSIO-520-EB motors. Albeit asserted by Cessna as the most reduced evaluated lodge class business twin available, only 64 335s were constructed before creation was ended in 1980.
Generation of the 340 proceeded until 1984.
Pictures of Cessna 340 & 335
