Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
August 14, 2023
Submitted
August 31, 2023
Operation
Air carrier
Aircraft
N410WN
Make and model
Boeing 7377H4
Aircraft serial
27897
Aircraft time
72,550 hours, 42,916 cycles
Part
Stringer
Part number
NOTREPORTED
Condition
Corroded
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

CORROSION STRINGER 25R LOCATED BS540 AT FWD CARGO COMPARTMENT 2023-508487<[01] TOOL USED UT EQUIPMENT P/N: 45MG; S/N: 221860711; CAL DUE DATE: 07-NOV-23;[02] TOOL USED : EDDY CURRENT EQUIPMENT P/N NORTEC500D S/N 00X12101V022237 DUE DATE: 26-JAN-24.;[03] REPAIRED STRINGER 25R BTW BS 500D TO BS 540 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1. SEE INDIVIDUAL SIGNOFFS BELOW.;[04] CORRECTED STEP 3: REPAIRED STRINGER 25R BTW BS 500C TO BS 540 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1. SEE INDIVIDUAL SIGNOFFS BELOW.;[05] REPAIRED STRINGER 25R BTW BS 500C TO BS 540 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1. SEE INDIVIDUAL SIGNOFFS BELOW.<BR>CERTIFIED AS RII

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