Yakovlev Yak-18

The Yakovlev Yak-18 (Russian: Яковлев Як-18; NATO reporting name Max) is a tandem two-seat military primary trainer aircraft manufactured in the Soviet Union. Originally powered by one 119 kW (160 hp) Shvetsov M-11FR-1 radial piston engine, it entered service in 1946. It was also produced in China as the Nanchang CJ-5.

Variants

• Yak-18: The original production version. Retractable main undercarriage, fixed tailwheel.
• Yak-18U: This version was built in small numbers. It had retractable tricycle landing gear.
• Yak-18A: Cleaned up version of the Yak-18U, powered by a 194 kW (260 hp) Ivchenko AI-14 FR engine. Built in large numbers.
• Yak-18P: Single-seat aerobatic aircraft for use by flying clubs. Adaptation of Yak-18 two-seat trainer. NATO reporting name Mouse.
• Yak-18PM: Single-seat aerobatic aircraft with retractable tricycle landing gear.
• Yak-18PS: Aerobatic aircraft with retractable main gear.
• Hongzhuan-501 (Red Craftsman): Probable original designation for early CJ-5 production aircraft.
• Nanchang CJ-5: The Yak-18 was built under licence in China as the CJ-5 for use by the PLAAF, PLANAF and civilian flying clubs; 379 CJ-5s had been built when production ended in 1958.