Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
August 10, 2024
Submitted
September 19, 2024
Operation
Air carrier
Aircraft
N495WN
Make and model
Boeing 7377H4
Aircraft serial
33869
Aircraft time
65,436 hours, 38,932 cycles
Part
Stringer
Condition
Cracked
Location
Zone 200
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 STRINGER 7L LOCATED BS 294.5 AT PASSENGER CABIN 2024-489247<[01] TOOL USED : EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 210138003; DUE DATE: 11-JUN-25.;[05] PERFORMED PERMANENT REPAIR CATEGORY B. LOCATED AT STRINGER 7L AND BTW BS277 TO BS303.9 AT PASSENGER CABIN MATERIALS USED: STRINGER SECTION P/N: 7075-T0/0.056 INCH PO. 2024-165946 HEAT TREATED AND CONVERTED FROM 7075-T0 TO CONDITION 7075-T6; ANGLES P/N:BAC1493-574;PO: 2024 170593; CHANNEL P/N: BAC1493-248; PO: 2024 147753 IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1.<BR>SEE INDIVIDUAL SIGNS-OFF BELOW<BR>RII CERTIFIED

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