Service difficulty report · Rib · Boeing 7377H4

Difficulty date
June 12, 2023
Submitted
July 10, 2023
Operation
Air carrier
Aircraft
N298WN
Make and model
Boeing 7377H4
Aircraft serial
32543
Aircraft time
51,544 hours, 30,702 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 STA 120.30 AND 30 INCHES FROM FRONT SPAR AT RT HORIZONTAL STABILIZER 2023-378854<[01] TOOL USED: EDDY CURRENT EQUIPMENT; P/N: NORTEC600D; S/N: 60009161631; CAL DUE DATE: 31-JAN-17;[02] TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 220272512; DUE DATE: 17-DEC-23.;[03] PERFORMED PERMANENT REPAIR (CATEGORY A )ON INSPAR RIB LOCATED STAB STA 120.30 AND 30 INCHES FROM FRONT SPAR AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5 ;SEE INDIVIDUAL SIGN OFF BELOW.;[04] PERFORMED PERMANENT REPAIR (CATEGORY A )ON INSPAR RIB LOCATED STAB STA 120.30 AND 30 INCHES FROM FRONT SPAR AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5 ;SEE INDIVIDUAL SIGN OFF BELOW. RII

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