The man identified as Kamlakar Raghunath Ahirrao, a native of Laxmi Nagar in Dhule district of Maharashtra and said to be a district level leader of a political party was travelling to Indore via Delhi, a senior police official said.
At the IGI Airport, the security personnel found a point 32 bore pistol and around 13 cartridges in the luggage of Ahirrao's wife, following which he was arrested under relevant sections of the Arms act, he said.