Sources Sought DEPT OF DEFENSE is seeking Electron Tubes and Associated Hardware for the repair of the AN/APG-68 Dual Mode Transmitter. This item, with National Stock Number (NSN) 5960011538780 and Part Number (P/N) 585R224H01/H03, is used in the AN/APG-68 Dual Mode Transmitter application. The repair qualification requirements and necessary documents are provided in the attached Repair Data List (RDL) and Repair Qualification Requirements (RQR). Interested companies must go through a source approval process. For more information, please contact Tracey Beringer at tracey.beringer@us.af.mil or 7772211.