Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
October 22, 2023
Submitted
November 21, 2023
Operation
Air carrier
Aircraft
N910WN
Make and model
Boeing 7377H4
Aircraft serial
36618
Aircraft time
50,934 hours, 30,655 cycles
Part
Stringer
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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 BODY STATION 540 LOCATED STRINGER 25R; AREA AFT OF FWD CARGO COMP AT LOWER FUSELAGE 2023-659088<[01] TOOL USED UT EQUIPMENT P/N: 45MG; S/N: 221860711; CAL DUE DATE: 07-NOV-23;[02] TOOL USED: TEMPERATURE CONTROLLER P/N P3015GOES00000 S/N 142811020 DUE DATE 25 JAN 24; P/N P3015GOES00000 S/N 142811019 DUE DATE 25 JAN 24;[03] TOOL USED: EDDY CURRENT EQUIPMENT; P/N: NORTEC600D; S/N: 210138203; CAL DUE DATE: 09-JUN-24;[04] PERFORMED MAJOR PERMANENT REPAIR ON STR25R BTW BS500C TO BS540 AT FWD CARGO COMPARTMENT I.A.W. B737-700 SRM 53-00-03-2R-1 REPAIR 1 <BR><BR>SEE INDIVIDUAL SIGN-OFF BELOW;[05] PERFORMED MAJOR PERMANENT REPAIR ON STR25R BTW BS500C TO BS540 AT FWD CARGO COMPARTMENT I.A.W. B737-700 SRM 53-00-03-2R-1 REPAIR 1 RII CERTIFIED

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