The Yak-42 trijet was created as a swap for Tupolev's Tu-134 twinjet and Antonov's A 24 turboprop.
The Yak-42 is an all new plan albeit, in the same way as the Yak-40, it emphasizes a three motor setup for expanded repetition and great short field execution. A modestly cleared wing was a bargain between the requirement for good field execution and high velocity voyage capacities. An essential airstair, APU and twofold principle undercarriage are all consolidated into the Yak-42 configuration for somber landing strip operations. The Lotarev turbofan in the interim was one of the first genuine turbofans to be created in the Soviet Union.
The primary of three models flew on March 7 1975. Improvement flying uncovered the requirement for expanded wing breadth back, and the change of wing compass point and suspected advancement issues with the new three pole turbofans postponed administration section to late 1980.
Most creation was of the beginning Yak-42. The Yak-42d was presented in 1989 and turned into the standard creation model. It gimmicks expanded fuel limit, bringing extent with 120 travelers to 2200km (1185nm).
The Yak-42t is a vessel configuration study. It would be fitted with a primary deck cargo entryway, and limit would be 12 tons.
The Yak-42d-100 in the interim is an advancement with a four screen Alliedsignal EFIS cockpit in addition to different enhancements. One was shown at the 1993 Paris Salon (as the Yak-142). A VIP/corporate plane advancement is likewise advertised.
The Yak242 was an all new plan study with the Yak-42's cross segment, two Ps90a turbofans and seating for up to 180.
Pictures of Yakovlev Yak-42