Service difficulty report · Rib · Boeing 7377H4

Difficulty date
August 4, 2023
Submitted
September 7, 2023
Operation
Air carrier
Aircraft
N225WN
Make and model
Boeing 7377H4
Aircraft serial
34333
Aircraft time
59,226 hours, 35,397 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 STA129.50 AND 26.5 INCHES FROM FRONT SPAR LT HORIZONTAL STAB 2023-490344<[01] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 60009161631; DUE DATE: 31-JAN-24.;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 60009161631; DUE DATE: 31-JAN-24.;[03] TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 500D; S/N: N500X12101V022237; DUE DATE: 26-JAN-24;[04] PERFORMED PERMANENT REPAIR ON INSPAR RIB STA129.50 AND 26.5 INCHES FROM FRONT SPAR LT HORIZONTAL STAB I.A.W B737-700 SRM 55-10-09-2R-4 REPAIR 4. SEE INDIVIDUAL SIGN OFF BELOW.;[05] PERFORMED PERMANENT REPAIR ON INSPAR RIB STA129.50 AND 26.5 INCHES FROM FRONT SPAR LT HORIZONTAL STAB I.A.W B737-700 SRM 55-10-09-2R-4 REPAIR 4. SEE INDIVIDUAL SIGN OFF BELOW.<BR>AS RII

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