In Tekla, with the function Insert (Native Checkin), parts can be imported to PARTdataManager.

For this, as of V11 SP12 the following keys have been added in iftekla.cfg.

EnumerateCatalogModels=0
EnumerateSessionModels=1
EnumerateBreps=1
EnumerateCustomParts=1
EnumerateDetails=1
EnumerateConnections=1
EnumerateSeams=1
EnumerateComponentInputs=0
EnumerateComponentAttributeInputs=1
EnumerateComponentParameterInputs=0
MaxComponentInputs=0

Please note that the pipeline has to be configured according to customer requirements.