Service difficulty report · Rib · Boeing 7377BD

Difficulty date
February 3, 2023
Submitted
March 6, 2023
Operation
Air carrier
Aircraft
N7746C
Make and model
Boeing 7377BD
Aircraft serial
33934
Aircraft time
50,644 hours, 26,573 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 LOCATED STAB STA 120.30 AND 36INCH FROM FRONT SPAR AT RT HORIZONTAL STABILIZER 2023-99163<[01] TOOL USED: EDDY CURRENT EQUIPMENT. P/N: NORTEC 600D. S/N: 210138503. DUE DATE: 19-MAY-23.;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 210138203; DUE DATE: 11-APR-23.;[03] REPAIRED INSPAR RIB LOCATED STAB STA 120.30 AND 36INCH FROM FRONT SPAR AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. SEE INDIVIDUAL SIGN-OFF BELOW.;[04] TASK COMPLETED; RII <BR><BR>SEE INDIVIDUAL SIGN OFFS BELOW

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