Suspected Unapproved Parts

Suspected Unapproved Parts
The Suspected Unapproved Parts (SUP) module highlights the role and responsibility of a maintenance technician in identification of unapproved or counterfeit parts. The module also includes Federal Aviation Administration (FAA) reporting procedures for SUP.


The module can be customized to operator-specific procedures outlined in a General Maintenance Manual.
This module is not required by IS-BAO. It can be used for business aviation flight departments or Part 145 repair stations to train maintenance technicians on Suspected Unapproved Parts.
  • Purpose
  • How SUPs Enter The System
  • Part Marking Requirements
  • Civil And Legal Impacts
  • Reporting