Service difficulty report · Rib · Boeing 7378H4

Difficulty date
March 13, 2024
Submitted
March 14, 2024
Operation
Air carrier
Aircraft
N8638A
Make and model
Boeing 7378H4
Aircraft serial
36911
Aircraft time
32,770 hours, 15,699 cycles
Part
Rib
Part number
NOTREPORTED
Condition
Damaged
Location
Rt Wing
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

RIGHT WING DEFLECTION CONTROL RIB UPPER TAB IS BROKEN/SEPARATED<[01] PERFORMED HFEC IAW BOEING NDT MANUAL PART 6 51-00-00 PROCEDURE 23 IN COMPLIANCE WITH SRM 57-51-02-2R-3 REPAIR 3 - WING INBOARD FIXED TRAILING EDGE DEFLECTION CONTROL RIB UPPER TAB CRACK DAMAGE REPAIR STEP 4.G. NO DEFECTS NOTED;[02] TRIMMED OUT DAMAGED UPPER TAB; FLAP PEEN REWORKED AREA ;AND TREATED AND PRIMMED REF SRM 57-51-02-2R-3 REPAIR 3.;[03] COMPLETED SRM 57-51-02 REPAIR 1 TO THE RH WING FIXED TRAILING EDGE SUPPORT BEAM AS REQUIRED BY SRM 57-51-02-2R-3 REPAIR 3 STEP 4D. FABRICATED RADIUS FILLERS UP TO STEP 4 M (5). FIT AND DRILLED DEFLECTION CONTROL RIB UPPER TAB AND RADIUS FILLERS PER SRM 57-51-02-2R-3 REPAIR 3.;[04] C/W SRM 57-51-02-2R-3 REPAIR 3 AT RH WING FIXED TRAILING EDGE IAW SRM 57-51-02-2R-3.

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