As cuttoff for computer science engineering is different for different NITs.Closing rank for various branch for different NITs depends on their ranking.I am listing closing rank for CSE for obc through other state quota:

1.NIT Jalandhar:-3.6k

2.NIT Jaipur 2.0k

3.NIT Bhopal:3k

4.MNIT Allahabad:1.57k

5.NIT Calicut:2.3k

6.NIT Delhi:2.9k

7.NIT Jamshedpur:3.3k

Above closing rank of various NITs are given on the basis of OBC category rank.

You can ask if you have any other queries.

GOOD LUCK!