Service difficulty report · Rib · Boeing 7377H4

Difficulty date
July 12, 2023
Submitted
August 17, 2023
Operation
Air carrier
Aircraft
N232WN
Make and model
Boeing 7377H4
Aircraft serial
32500
Aircraft time
57,989 hours, 34,674 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 LOCATED STAB STA111.10 AND 28 INCHES FROM FRONT SPAR LT HORIZONTAL STAB 2023-447369<[01] TOOL USED EDDY CURRENT FLAW DETECTOR PN: NORTEC 600D; SN: 210138203; CAL DUE DATE: 09-JUN-24.;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 60009161631; DUE DATE: 31-JAN -24.;[03] REPAIRED INSPAR RIB LOCATED STAB STA111.10 AND 28 INCHES FROM FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4;[04] CORRECTED STEP 3.<BR>REPAIRED INSPAR RIB LOCATED STAB STA111.10 AND 28 INCHES FROM FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. SEE INDIVIDUAL SIGN OFF BELOW;[05] CORRECTED STEP 3. <BR>REPAIRED INSPAR RIB LOCATED STAB STA111.10 AND 28 INCHES FROM FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. RII; SEE INDIVIDUAL SIGN OFF BELOW.

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