Package: nasm

"nasm" package binaries on CentOS:

/usr/bin/nasm /usr/bin/ndisasm

You may install this package on CentOS with yum install nasm

"nasm" package binaries on Debian:

/usr/bin/ldrdf /usr/bin/nasm /usr/bin/ndisasm /usr/bin/rdf2bin /usr/bin/rdf2com /usr/bin/rdf2ihx /usr/bin/rdf2ith /usr/bin/rdf2srec /usr/bin/rdfdump /usr/bin/rdflib /usr/bin/rdx

You may install this package on Debian with apt-get install nasm