As Hailey Lynne McKeefry, Editor in Chief, of EBNonline, points out in a recent blog post, more than half of all cases of counterfeit electronic components involve obsolete parts. According to an infographic from SiliconExpert Technologies, which accompanied her post, more than 89% of all counterfeit incidents in the first five months of 2013 involve obsolete parts. You can read her blog at http://www.ebnonline.com/author.asp?section_id=3219&doc_id=273470
Parts in the defense and aerospace industries have a long lifecycle so the demand for them remains long after the parts are no longer in production and the supply starts to dwindle. Therefore, counterfeiting these parts can appear profitable. :It is recommended that any components that are purchased without an authentic manufacturers C of C Certificate of compliance should undergo Fraudulent/Counterfeit Electronic Parts: Avoidance, Detection, Mitigation testing in accordance with SAE Aerospace standard AS6081.