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Airframe and Engine OEM Qualifications

Boeing Specifications

PRODUCT FAMILY BAC 5772* APPROVED BAC 5555** APPROVED
AC-818 MASKANTS YES NO
AC-820B MASKANT YES YES
AC-828 MASKANTS YES YES
AC-850 MASKANTS YES YES

* BAC 5772 is Boeing specification "Chemical Milling Aluminum Alloys"
** BAC 5555 is Boeing specification "Phosphoric Acid Anodizing of Aluminum for Structural Bonding"

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