Mumbai: India will buy around 350 T-90S main battle tanks (MBT) from Russia under a deal to be inked in autumn this year, a top military official said.

"The contract for their delivery will be signed in autumn this year, although it was initially to be signed this month," ITAR-TASS quoted chief of the Russian defence ministry''s mechanised armoured department, Colonel-General Vladislav Polonsky as saying.

India will now have two divisions fully equipped with latest Russian T-90 tanks and the new deal would also be completed within 3-4 years, General Polonsky said.