Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
May 10, 2024
Submitted
June 12, 2024
Operation
Air carrier
Aircraft
N479WN
Make and model
Boeing 7377H4
Aircraft serial
33990
Aircraft time
65,876 hours, 39,680 cycles
Part
Stringer
Part number
UNKNOWN
Condition
Cracked
Location
Bs 540 S23r
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 23R LOCATED BS540 AT FWD CARGO COMPARTMENT 2024-294790<[01] ON STEP 1 TOOL USED THICKNESS GAGE PN: 45MG; SN:232017609; DUE DATE: 22-SEP-24;[02] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 23-JAN-25; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811019; DUE DATE: 23-JAN-25.;[03] TOOL USED: EDDY CURRENT EQUIPMENT P/N NORTEC 500D S/ N 500X1693P030457 DUE DATE: 15-OCT-24.;[04] PERFORMED PERMANENT REPAIR ON STRINGER 23R LOCATED BETWEEN BS500D TO BS540 AT FWD CARGO COMPARTMENT IAW. B737-700 SRM 51-40-02-0G-0 AND 53-00-03-2R-1 AND DRAWING 143A0060 SEE INDIVIDUAL SIGN OFFS BELOW;[05] PERFORMED PERMANENT REPAIR ON STRINGER 23R LOCATED BETWEEN BS500D TO BS540 AT FWD CARGO COMPARTMENT IAW. B737-700 SRM 51-40-02-0G-0 AND 53-00-03-2R-1 AND DRAWING 143A0060 SEE INDIVIDUAL SIGN OFFS BELOW<BR>CERTIFIED RII

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