Technician reported undeclared dangerous goods were transported on passenger flight.

Attributes
ACN	1641043
Time
Date	201904
Place
Locale Reference	ZZZZ.Airport
State Reference	FO
Aircraft 1
Make Model Name	B767-300 and 300 ER
Operating Under FAR Part	Part 121
Flight Phase	Parked
Flight Plan	IFR
Person 1
Function	Technician
Qualification	Maintenance Airframe Maintenance Powerplant
Events
Anomaly	Deviation - Procedural Hazardous Material Violation Deviation - Procedural FAR Deviation - Procedural Published Material / Policy

Narrative:

I was notified this morning of undeclared dangerous goods being transported aboard flight from ZZZZ. A fuel pump was removed from the aircraft in ZZZZ and then put in the [aircraft] for transport back to the us.

Original NASA ASRS Text

Title: Technician reported undeclared Dangerous Goods were transported on passenger flight.

Narrative: I was notified this morning of undeclared dangerous goods being transported aboard flight from ZZZZ. A fuel pump was removed from the aircraft in ZZZZ and then put in the [aircraft] for transport back to the US.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.