Hey there!

With 86.6 percentile in JEE Mains your general rank would be anywhere in between 137082 to 154100 as per our JEE Mains rank predictor tool

https://engineering.careers360.com/jee-main-college-predictor?ici=nav-header_engg&icn=jee-main_cp-lp

and your EWS category rank would be around 17000 to 18000.

Please note : This is not exact rank, as it has been predicted by analyzing previous year data and rank corresponding to marks keeps changes year to year.

------It is not possible to tell whether you will get admission in NIT Andra Pradesh or not, as admission to any institute depends on various factors like:

1- Rank of the student

2- Closing rank of particular program which is decided by colleges itself.

3- Category of an individual

4- branch choice and many more.

But we can get a rough idea of admission by analyzing previous year trend of the NITs.

According to previous year data the maximum closing rank for EWS category at NIT Andra Pradesh is around 7000 to 8000

however if you want to know previous year closing rank of NIT Andra Pradesh of various branch, click here https://engineering.careers360.com/articles/jee-main-cutoff-for-nit-andhra-pradesh

Considering this data, you have low chances for getting admission in NIT Andra Pradesh

Also if you wish to know about the colleges in which you may get admission, use JEE Mains college predictor tool by clicking on the link given below

https://engineering.careers360.com/jee-main-college-predictor

I hope you get answer to your question!