I worked with ug_import tool but it's not a good solution.
I set the DB_PART_NO, DB_PART_NAME, DB_PART_DESC......but Teamcenter change
DESCRIPTIVE PART NAME = ITEM NUMBER/REV
PART NAME = ITEM NUMBER/REV
COMPONENT NAME = DB_PART_NAME
Maybe the jpetach's solution worked but I can't test it.