SDR UIEA2022042800401

Service difficulty report · Angle · Boeing 747

Difficulty date: April 30, 2022
Submitted: May 4, 2022
Operation: Air carrier
Aircraft: N477MC
Make and model: Boeing 747
Aircraft serial: 29255
Aircraft time: 94,642 hours, 16,669 cycles
System (JASC): 5300 · Fuselage Structure (General)
Part: Angle
Part number: 65B069765
Part serial: NSN
Condition: None
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROSION- INTERCOSTAL FWD LOWER WING TO BODY FAIRING INTERNAL SUPPORT STRUCTURE, STA 960 / STA 985.73, LBL 3.42 ACCESS PANEL NO 191 DDL(<P>1) REMOVE DAMAGE PARTS IAW SRM 51-40-02, REV 94 2) INSTALL NEW PARTS IAW SRM 51-40-02, REV 94 AND DWG NO 65B06976 SH2 REV G 3) JOB COMPLETED AND CONDITION CHECK</P>)