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An entity that designs and/or engineers a part and is pursuing or has obtained the intellectual property rights to that part or the process used to produce the part.
  1. The part and/or its packaging are typically identified with the OCM’s trademark.
  2. OCMs may contract out manufacturing and/or distribution of their product.
  3. Different OCMs may supply product for the same application or to a common specification.
Source: SAE Aerospace Standard AS5553 Rev. C Counterfeit Electrical, Electronic, and Electromechanical (EEE) Parts; Avoidance, Detection, Mitigation, and Disposition