Service difficulty report · Rib · Boeing 7377BD

Difficulty date
September 13, 2024
Submitted
October 28, 2024
Operation
Air carrier
Aircraft
N7740A
Make and model
Boeing 7377BD
Aircraft serial
33927
Aircraft time
57,036 hours, 31,366 cycles
Part
Rib
Condition
Cracked
Location
Zone 300
Stage of operation
IN
How discovered
V
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 STA101.90 AND 9 INCHES FROM REAR SPAR AT RT HORIZONTAL STABILIZER 2024-572240<[01] TOOL USED: EDDY CURRENT EQUIPMENT; P/N: NORTEC600D; S/N: 210138103; CAL DUE DATE: 10-JUN-25;[02] TOOL USED STEP 6: EDDY CURRENT EQUIPMENT; P/N: NORTEC 600D; S/N: 210138003; DUE DATE: 11 JUN 25.;[03] REPAIRED INSPAR RIB LOCATED STAB STA101.90 AND 9 INCHES FROM REAR SPAR AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. SEE INDIVIDUAL SIGN OFF BELOW;[04] CERTIFIED WORK PERFORMED AS RII

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