Tu-334-100D

Planned stretched, extended-range version. Fuselage stretched by 54 cm (21 in) and longer span (32.61 m (107 ft 0 in)) wing. Powered by two 80.4 kN (18,100 lbf) Progress D-436T2 engines.

Tu-334-120D

Based on Tu-334-100D, but with two Rolls-Royce BR-715-55 engines.

Tu-336

Proposed liquid natural gas-fueled version, with cryogenic fuel tanks above passenger cabin.

Tu-354

Further stretched version, originally designated Tu-334-200. Stretched by 390 cm (150 in) over Tu-334-100, with accommodation for up to 126 passengers. Powered by two Progress D-436T2 or Rolls-Royce BR-715-55 engines, the Tu-354's landing gear was strengthened to use four-wheel bogies.

CALCULATION PART

Initial data

Aircraft engineering-and-economic performance