Service difficulty report · Rib · Boeing 7377H4

Difficulty date
September 16, 2022
Submitted
October 19, 2022
Operation
Air carrier
Aircraft
N498WN
Make and model
Boeing 7377H4
Aircraft serial
32480
Aircraft time
59,684 hours, 35,435 cycles
Part
Rib
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 LOACATED AT STAB STA 92.70 AT 30 INCH FROM FRONT SPAR AT RT HORIZONTAL STABILIZER 2022-518222 / [01] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 210138003; DUE DATE: 22-FEB-23.;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 210138003; DUE DATE: 22-FEB-23.;[03] REPAIRED INSPAR RIB LOACATED AT STAB STA 92.70 AT 30 INCH FROM FRONT SPAR AT RT HORIZONTAL STABILIZER IAW SRM B737-700 55-10-09-2R-4 REPAIR 4. SEE SIGN OFF BELOW;[04] REPAIRED INSPAR RIB LOACATED AT STAB STA 92.70 AT 30 INCH FROM FRONT SPAR AT RT HORIZONTAL STABILIZER IAW SRM B737-700 55-10-09-2R-4 REPAIR 4. SEE SIGN OFF BELOW

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