My obc rank is 54k can I get seat in nit in mechanical engineering

Hii Kavitha.Your rank is bit high.As per the previous year cutoffs you have tough chance of getting medium ranked NITs such as NIT Nagpur, NIT Raipur, NIT Bhopal, NIT Rourkela,etc.You can get some lower ranked NITs for preferred branch such as NIT Hamirpur, NIT Durgapur, NIT Uttarakhand, and some NITs from North-east.You also check on https://engineering.careers360.com/jee-main-college-predictor