Service difficulty report · Rib · Boeing 73776Q

Difficulty date
May 9, 2023
Submitted
May 31, 2023
Operation
Air carrier
Aircraft
N7815L
Make and model
Boeing 73776Q
Aircraft serial
30288
Aircraft time
60,418 hours, 35,015 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

CRACK INSPAR RIB 129.50 LOWER CHORD LOCATED BTW 13.5 INCH AND 17.5 INCH FROM FRONT SPAR AT RT HORIZONTAL STABILIZER 2023-258231<[01] TOOL USED: EDDY CURRENT EQUIPMENT. P/N: NORTEC 600D. S/N: 210138503. DUE DATE: 19-MAY-23.;[02] PERFORMED PERMANENT REPAIR LOCATED ON INSPAR RIB 129.50 LOWER CHORD BTW 11?AND 21? FROM FRONT SPAR AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5. SEE INDIVIDUAL SIGN OFF BELOW.;[03] RII ITEM <BR>PERFORMED PERMANENT REPAIR LOCATED ON INSPAR RIB 129.50 LOWER CHORD BTW 11?AND 21? FROM FRONT SPAR AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5. SEE INDIVIDUAL SIGN OFF BELOW.;[04] RII ITEM <BR>PERFORMED PERMANENT REPAIR LOCATED ON INSPAR RIB 129.50 LOWER CHORD BTW 11?AND 21? FROM FRONT SPAR AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5. SEE INDIVIDUAL SIGN OFF BELOW.

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