Hindustan Aeronautics (HAL) procures Rs40-42bn worth of spares and parts(used in ROH) from Russia, for which it has maintained inventory to cater to therequirement for at least next 8-9 months. The company is also focusing onindigenous production of Russian supplies to reduce the import dependence.Management mentioned that Russia has confirmed to supply critical raw materialto the company, but the payment mechanism is yet to be established.