NX Nastran 9.0 for Designers textbook has been written with an intention to assist engineers, engineering students, and practicing designers who are new to the field of FEA or CAE. The textbook covers FEA concepts, modeling, and analysis of engineering problems using NX Nastran 9.0. In addition, enough theoretical background is offered to allow individuals to use NX Nastran 9.0 as CAE package. This textbook covers all important topics and concepts such as Model Preparation, Meshing, Connections, Contacts, Boundary Conditions, Structural Analysis, Buckling Analysis and Response Analysis.