Service difficulty report · Rib · Boeing 7377H4

Difficulty date
July 1, 2022
Submitted
August 1, 2022
Operation
Air carrier
Aircraft
N494WN
Make and model
Boeing 7377H4
Aircraft serial
33868
Aircraft time
59,296 hours, 35,349 cycles
Part
Rib
Condition
Cracked
Location
Lh Hor 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 AT STAB STA 111.10 AND 28 INCH FROM FRONT SPAR LT HORIZONTAL STAB 2022-372686 / [01] TOOL USED: ET EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; CAL DUE DATE: 03-DEC-22;[02] TOOL USED: ET EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; CAL DUE DATE: 03-DEC-22;[03] PERFORMED PERMANENT REPAIR ON INSPAR RIB LOC. STAB STA 111.10 AND 28 INCH FROM FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4;SEE INDIVIDUAL STEP SIGN OFFS BELOW;[04] TASK COMPLETED; RII <BR><BR>SEE INDIVIDUAL SIGN OFFS BELOW

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