Supernova Eng. Pvt. Ltd. is famous for its diesel generator set. This company is having skill in particularly assembly of diesel generator and alternator. Supernova is having ISO (hidden):(hidden) certificate for Quality Management System. Another most important part is Canopy in diesel generator set which is developed by Supernova with assurance of maximum 75 decibels of sound. The main part of Supernova Engineers is Diesel Generator assembly with alternator. Here they are assembling the flywheel of engine with alternator shaft and this one is crucial assembly. Supernova is known for its quality control of product & they maintained all machine parameter for doing so. In this current work attempt has been taken for selection of vibration isolation. Here main focus is to optimize the number of vibration isolation which is used in diesel-gen sets for vibration isolation. Proper mountings have been chosen from Lord Mounting. After that vibration mounts have been modeled into NX-Nastran software.