Service difficulty report · Stringer · Boeing 7377BD

Difficulty date
December 12, 2024
Submitted
January 15, 2025
Operation
Air carrier
Aircraft
N7713A
Make and model
Boeing 7377BD
Aircraft serial
33919
Aircraft time
63,236 hours, 33,879 cycles
Part
Stringer
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
U
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 STRINGER 24R LOCATED BS540 AT FWD CARGO COMPARTMENT 2024-759518<[01] TOOL USED ON STEP 2: ULTRASONIC EQUIPMENT P/N 45MG; S/N;232019809; DUE DATE 08-OCT-25.;[02] TOOL USED: TEMPERATURE CONTROLLER P/N P3015GOES00000 S/N 142811020 DUE DATE 23 JAN 25; P/N P3015GOES00000 S/N 142811019 DUE DATE 23 JAN 25.;[03] TOOL USED: ET EQUIPMENT; P/N: NORTEC600D; S/N: 190023010; CAL DUE DATE: 05-AUG-25;[04] REPAIRED STRINGER 24R LOC. BTW BS 500D+10? TO BS 540 AT FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1.<BR>SEE INDIVIDUAL SIGN OFF BELOW;[05] REPAIRED STRINGER 24R LOC. BTW BS 500D+10? TO BS 540 AT FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1.<BR>SEE INDIVIDUAL SIGN OFF BELOW;[06] CORRECTED STEP 5<BR>REPAIRED STRINGER 24R LOC. BTW BS 500D+10? TO BS 540 AT FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1.<BR>SEE INDIVIDUAL SIGN OFF BELOW<BR>ITEM RII

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