There are some Drawing Sectioning functions which allows you to modify an existing view but generally these are the ones used for illustrative purposes like partially sectioning an Assembly to show interior detail.
John R. Baker, P.E.
Product 'Evangelist'
Product Engineering Software
Siemens PLM Software Inc.
Digital Factory
Cypress, CA Siemens PLM: UG/NX Museum:
To an Engineer, the glass is twice as big as it needs to be.