Service difficulty report · Plate · Boeing 73771B

Difficulty date
November 16, 2023
Submitted
December 12, 2023
Operation
Air carrier
Aircraft
N7849A
Make and model
Boeing 73771B
Aircraft serial
29367
Aircraft time
50,414 hours, 32,679 cycles
Part
Plate
Part number
UNKNOWN
Condition
Cracked
Location
Zn 500 Left 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

CRACK CORRUGATED PLATE TRAILING EDGE LOCATED ON ORSS 270 AT LT WING 2023-694302<[01] REPLACED CORRUGATED PLATE AND FASTENERS ON TRAILING EDGE ORSS270 LTWING IAW B737-700 SRM 51-40-02 AND DRAWING 115A2001 SHEET 32 REV ?. SEE INDIVIDUAL STEP SIGNOFF BELOW;[02] CORRECT STEP 1. REPLACED CORRUGATED PLATE AND FASTENERS ON TRAILING EDGE ORSS270 LTWING IAW B737-700 SRM 51-40-02 ; DRAWING 115A2001 SHEET 32 REV ?;AND SRM 51-10-02 ITEM 9. SEE INDIVIDUAL STEP SIGNOFF BELOW;[03] REPLACED CORRUGATED PLATE AND FASTENERS ON TRAILING EDGE ORSS270 LTWING IAW B737-700 SRM 51-40-02 ; DRAWING 115A2001 SHEET 32 REV ?;AND SRM 51-10-02 ITEM 9. SEE INDIVIDUAL STEP SIGNOFF BELOW

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