The OpenPart command opens an NX part file and sets it to be the displayed and current work part.

$\mathrm{with}\left(\mathrm{CAD}\left[\mathrm{NX}\right]\right)\:$

$\mathrm{OpenConnection}\left(\right)\:$

$\mathrm{doc}≔\mathrm{OpenPart}\left(''screw.prt''\right)$

$\mathrm{true}$

$\mathrm{ClosePart}\left(''screw.prt''\right)$

$\mathrm{CloseConnection}\left(\right)\:$