PurposeUSED TO PROVIDE A PROTECTIVE COVER OVER THE AFT ACCESS DOOR TO SECTION 48. THIS WILL FUNCTION AS A BARRIER TO PREVENT ACCIDENTAL OPENING OF THE DOOR.Airplane777-200, 777-200ER, 777-200LR, 777-300, 777-300ER, 777-8, 777-9, 777FUsage CodeMAINTENANCE 