Additional Sessions Judge Jagdish Prasad found Noor Aslam guilty of involvement in terrorist activities in 2007 and awarded the punishment yesterday.
The court also imposed a fine of Rs 10,000 on the convict.
Aslam, who was involved in the blast in a roadways bus in Dahi Chowki area here in 2007, was later arrested from West Bengal. Acting on his tip-off, police also recovered RDX and detonators from the area.