What is the minimum marks to be scored in jee main in order to get a seat in NIT
To get atop NIT you have to score around 190 plus marks in jee mains to get your choice of branch and to get seat in lower NITs 140-150 in jee mains will be enough but in that case you won't get your choice of branch....so try to acore as more as possible..Click the below given link for more details regarding cutoff trends:
https://www.google.co.in/amp/s/engineering.careers360.com/articles/jee-main-cutoff-for-top-nits%3famp
All the best!:)

It depends on your caste, sadly. But if you are a general candidate, by getting marks more than 175. You might have chance but for sc/st they will definitely get a seat. Now be will have some more chances than general category students. And here, Careers360 team created a separate webpage for the JEE main aspirants. In that they have included all details like cutoff, tips etc..,
Please click on the below highlighted word, for that link.
JEE MAIN
All the best.
JEE Main 2025 College Predictor
Know your college admission chances in NITs, IIITs and CFTIs, many States/ Institutes based on your JEE Main rank by using JEE Main 2025 College Predictor.
https://engineering.careers360.com/articles/nits-cutoff-for-top-btech-branches
Personally I would suggest you to score 180 + marks in JEE mains exam to get good NIT.