50th HAL-built AL31FP engine

On 24 October 2017, the 50th AL31FP engine, manufactured from raw materials by the Sukhoi Engine Division of HAL at Koraput was handed over to the IAF,marking the 70th year of India-Russia diplomatic relationship.” The AL31FP engine powers Su-30 MKIs and is manufactured from raw material stage. All the components, including heavy forgings are manufactured at HAL”, said T Suvarna Raju, CMD, HAL. He handed over documents related to the 50th Raw Material Phase Engine of Su-30MKI to Air Marshal SB Deo, VCAS.

HAL’s engine division is ensconced in the valleys of Koraput region in Orissa. and was set up to manufacture turbojet engines for the MiG-21FL, followed by manufacturing, R25 series engines of MiG-21bis, R29B engines for MiG-27M aircraft and RD33 series engines for MiG-29s. The Division is currently engaged in the overhaul of R25, R29B and RD33 engines. In 2004, the Sukhoi Engine Division was established manufacturing and subsequently overhauling of AL31FP engines for Su-30MKIs. Till date the Division has manufactured nearly 1675 engines and overhauled 7730 engines, which includes the R11, R25, R29B, RD33 and AL31FP.