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Russian Helicopters Completes Mi-171A3 Cold Weather Tests in Yakutia at -50°C
Tech
21.04.2026Résumé IA

Russian Helicopters Completes Mi-171A3 Cold Weather Tests in Yakutia at -50°C

Russian Helicopters (Rostec) has completed additional import-substituting Mi-171A3 helicopter tests in Yakutia at temperatures down to -50°C. Specialists conducted 66 flights and 22 ground tests confirming stable operation of all systems. Results have been submitted to Rosaviatsiya for certification amendments, expanding the aircraft's operational temperature range for use in the Russian Arctic and Far East during winter.

T
TASS