Service difficulty report · Rib · Boeing 73779P

Difficulty date
September 1, 2023
Submitted
September 26, 2023
Operation
Air carrier
Aircraft
N7861J
Make and model
Boeing 73779P
Aircraft serial
33008
Aircraft time
49,620 hours, 33,734 cycles
Part
Rib
Part number
UNKNOWN
Condition
Cracked
Location
Zn 300 Stabilize
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

R/H HORIZONTAL STABILIZER HAS A CRACKED RIB AT STA.129.50; 2ND VERTICAL STIFFENER FROM L/E<[01] VERIFIED APPLICABILITY OF SRM 55-10-09-2R-4 REPAIR 4.;[02] VERIFIED CORRECTIVE ACTION 1;[03] REMOVED CRACK DAMAGE RIGHT HAND HORIZONTAL STABILIZER INPSAR RIB AT STA 129.50 2ND VERTICAL STIFFENER FROM LEADING EDGE AND INSTALLED REPAIR IAW SRM 55-10-09-2R-4 REPAIR 4.;[04] VERIFIED MEASUREMENT TABLE AND TASK CARD COMPLETE.

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