Service difficulty report · Rib · Boeing 7377H4

Difficulty date
July 4, 2022
Submitted
August 4, 2022
Operation
Air carrier
Aircraft
N487WN
Make and model
Boeing 7377H4
Aircraft serial
33854
Aircraft time
60,194 hours, 35,692 cycles
Part
Rib
Condition
Cracked
Location
L/H Horiz. Stab.
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 27 INCH FROM FRONT SPAR LT HORIZONTAL STAB 2022-354604 / [01] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600D; S/N: 60009161631; DUE DATE: 03- DEC-22.;[02] EDDY CURRENT EQUIPMENT USED: P/N: NORTEC 600D; S/N: 60009161631<BR>DUE DATE: 03-DEC-22;[03] REPAIRED INSPAR RIB LOCATED STAB STA 120.30 AND 27 INCH FROM FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-4; REPAIR 4. SEE INDIVIDUAL SIGN OFF BELLOW;[04] TSK CAD COMPLETED GRANTED RII

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