Service difficulty report · Rib · Boeing 73779P

Difficulty date
February 3, 2025
Submitted
March 4, 2025
Operation
Air carrier
Aircraft
N7857B
Make and model
Boeing 73779P
Aircraft serial
29358
Aircraft time
59,090 hours, 39,530 cycles
Part
Rib
Condition
Cracked
Location
Zone 300
Stage of operation
IN
How discovered
V
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 LEADING EDGE RIB LOCATED LE STA 95.96 AT LT HORIZONTAL STABILIZER 2025-93380<[01] REPLACED CHORD OF THE RIB LOCATED LE STA 95.96 AT LT HORIZONTAL STABILIZER I.A.W B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02;DWG 186A1303 SHEET 1 REV - AND DWG 186A1001 SHEET 10 REV A. SEE INDIVIDUAL SIGN OFF BELOW;[02] REPLACED CHORD OF THE RIB LOCATED LE STA 95.96 AT LT HORIZONTAL STABILIZER I.A.W B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02;DWG 186A1303 SHEET 1 REV - AND DWG 186A1001 SHEET 10 REV A. SEE INDIVIDUAL SIGN OFF BELOW

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