Suspected Unapproved Parts Details
Product
Rockwell Collins Traffic Collision Avoidance System (TCAS) Transmitters/Receivers
Part name
TTR-921 TCAS Transmitter/Receiver
Part Number
Multiple
Notification’s reference (if separate)
On 2nd August 2023, FAA published the following Unapproved Parts Notification (UPN) regarding Rockwell Collins Traffic Collision Avoidance System (TCAS) Transmitters/Receivers part number 822-1293-XXX (TTR-921) that are being sold by Aviation Parts, LLC. of Moscow Russia with counterfeit identification plates and subsequently distributed by various brokers in the United States.
For more details please refer to the FAA UPN 2023-AAE-EHL-20221214-460.
