Sukhoi Su-38 Sukhoi Su-38 The Su-38L is a Russian agricultural aircraft, the first aircraft of this type to be designed and built by the Sukhoi Design Bureau civil aircraft section (Sukhoi Civil Aircraft (CJSC)). Design originally began in 1993 as a development of the Sukhoi Su-29 aerobatic aircraft. Development was suspended due to economic problems, and when restarted in 1998, the aircraft was redesigned, reducing the aircraft's size and replacing the originally planned M-14 radial engine with a LOM Praha 337S inline engine. The first prototype made its maiden flight on 27 July 2001, with a second flying by June 2002. As
Sukhoi Su-57 produced, and some believe it to be an implicit announcement of the project's cancellation. The slowing of procurement could be because of the current slow growth of the Russian economy, while the future patches' procurement are for an unknown future; the Russian military could be waiting for the more powerful Saturn izdeliye 30 engine to be ready for serial production. On 22 August 2018, during the International Military-Technical Forum «ARMY-2018», the Russian Ministry of Defence and the JSC Sukhoi signed the first contract for delivery of two serial Su-57s. The contract should be finalized between 2018 and 2020. The prototype's