Here is the link to the web page listing all of the cRio models available.
http://digital.ni.com/hardref.nsf/di...node=200533_US
Drawings are available in IGES, STEP and ProE formats.
Visually, this looks like the cRio that ours is derived from:
http://digital.ni.com/hardref.nsf/we...2573ad00683537