Aerosila

{{refimprove|date=October 2016}}

{{Infobox company

|name = OJSC "SPE "Aerosila"

|logo = Логотипаэросила.JPG

|fate =

|successor =

|foundation = 1939

|defunct =

|location = Stupino, Russia

|industry = aerospace

|key_people =

|products = aircraft propeller, APU

|num_employees = 934

|parent =

|subsid =

}}

SPE "Aerosila" ({{langx|ru|Аэросила}}) is the leading Russian firm in the field of development and manufacturing of aircraft propellers, propfans, auxiliary gas-turbine engines as well as aviation aggregates of different purpose including hydromechanical rotation frequency governors of propellers and power ballscrew mechanisms with integrated gearboxes for aircraft with a wing variable sweep, oil-pumps, air regulators, fans and others.

Since 1956 the enterprise started creation of auxiliary gas-turbine engines for APU. For a short period the enterprise has developed and put into operation the family of TA for the aircraft Tu-154, Tu-154M, Tu-134A, Tu-144, Tu-160, Tu-22M, Tu-204, Il-62, Il-62M, Il-76, Il-76MD, Yak-42, An-22, An-124, An-74, An-70, A-40, and the helicopter Mi-26. Since the 2010s, the company has been working on developing new auxiliary power units (APU) for the aircraft Yakovlev MC-21{{cite web|url=http://www.ruaviation.com/news/2015/5/22/3198/?h|title=Development of auxiliary power unit for MS-21 aircraft will be completed in November|publisher=Russian Aviation |date=2015-05-22 |accessdate=2016-06-17}} and Beriev A-100{{cite web|url=https://engineeringrussia.wordpress.com/2015/01/19/power-unit-for-future-aircraft-a-100-to-be-developed/ |title=Power unit for future aircraft A-100 to be developed|publisher=Engineering Russia |date=2015-01-19 |accessdate=2016-06-17}}