Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
November 10, 2023
Submitted
December 11, 2023
Operation
Air carrier
Aircraft
N917WN
Make and model
Boeing 7377H4
Aircraft serial
36624
Aircraft time
50,873 hours, 30,732 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 STRINGER 25L LOCATED BS 540 FWD CARGO COMPARTMENT 2023-694799<[01] TOOL USED UT EQUIPMENT P/N: 45MG; S/N: 130061901; CAL DUE DATE: 09-JUN-24;[02] TOOL P/N: NORTEC 500D; S/N: N500X1693P030456; CAL DUE: 12-MAR-24.;[03] TOOLS USED: TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 25-JAN-24; TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 142811019; DUE DATE: 25-JAN-24.;[04] PERFORMED PERMANENT REPAIR ON STRINGER 25L LOCATED BETWEEN BS500C AND BS540 AT FWD CARGO COMPARTMENT I.A.W. B737-700 SRM 53-00-03-2R-1 AND B737-700 SRM 51-40-02<BR>SEE INDIVIDUAL SIGN OFF BELOW;[05] TASK CARD COMPLETE AND CERTIFIED AS RII. <BR><BR><BR>SEE INDIVIDUAL SIGNOFFS BELOW.

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