T-50A: Failed candidate for the US Air Force T-X program, based on the FA-50. TF-50A: candidate for the US Air Force Advanced Tactical Trainer program, based on the FA-50 TF-50B: candidate for the US Navy Tactical Surrogate Aircraft program, based on the FA-50 Operators ; Indonesian Air Force – 16 T-50i trainer aircraft were delivered by January 2014. These were fitted with radars and cannons in 2018. 14 aircraft are in service as of August 2020. In July 2021, Indonesia signed a contract for a further six planes at a cost of US$240 million with delivery by October 2024. Iraqi Air Force – 24 T-50IQ light fighters were delivered by November 2019. Royal Malaysian Air Force - 18 units of FA-50MY Block 20 on order. Philippine Air Force – 12 FA-50PH light fighter aircraft were delivered by 31 May 2017. Polish Air Force – 12 FA-50 Block 10 and 36 FA-50PL Block 20 on order Republic of Korea Air Force – 50 T-50s, 10 T-50Bs, 22 TA-50s, and 60 FA-50s aircraft in service as of October 2016. Royal Thai Air Force – 12 T-50TH trainers ordered in total. The first four aircraft were delivered in April 2018. Accidents and incidents On 15 November 2012, a South Korean air force pilot from the service's Black Eagles aerobatic display team was killed when his KAI T-50B trainer crashed in a mountainside in the area of Hoengsong, about 48 nm (90 km) east of Seoul, due to human error during a maintenance operation. On 20 December 2015, an Indonesian Air Force T-50i Golden Eagle crashed while performing a flight demonstration during an airshow at Adisutjipto Air base in Yogyakarta, killing its two pilots possibly caused by pilot error. On 6 February 2018, a South Korean aerobatic team's plane flipped over after one of its tires burst on takeoff at Changi Airport. It was taking off in preparation for a display at the Singapore Airshow. On August 10, 2020, a 38-year-old Indonesian Air Force T-50i pilot died from injuries sustained during a training accident at the Iswahyudi Air Force Base. On July 19, 2022, an Indonesian Air Force T-50i crashed in Central Java during a nighttime training mission, killing its pilot. Specifications LIG Nex1 (FA-50 Block 20) See also References External links KAI T-50 page Lockheed Martin T-50 product page T-50 2000s South Korean military trainer aircraft Single-engined jet aircraft General Dynamics F-16 Fighting