Installation of provisions for Ground Proximity Warning System in accordance with Drawing List for United Air Lines Change Order Authorization (COA) No. 7-2470, or later FAA approved revisions.

Please contact modification supplier for further details.

STC Status: Reissued
STC Date: 30/11/11
Responsible Office: Ft. Worth Special Certification Office (ASW-190), Tel: (817) 222-5190

Boeing Company, The

• 727 Series
• 727-200 Series
• 727C Series