Service difficulty report · Strut · Boeing 7377H4

Difficulty date
March 29, 2024
Submitted
April 26, 2024
Operation
Air carrier
Aircraft
N468WN
Make and model
Boeing 7377H4
Aircraft serial
33858
Aircraft time
64,213 hours, 38,351 cycles
Part
Strut
Part number
UNKNOWN
Condition
Corroded
Location
Nacelle Fairing
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

CUSTOMER REQUEST-CORROSION ON AFT STRUT FAIRING INBOARD SIDE AT LT PYLON 2024-195942<[01] TOOL USED IN STEP 4: ULTRASONIC THICKNESS GAGE; P/N: 45MG; S/N: 130064101 DUE DATE: 13-DIC-24;[02] TOOL USED IN STEP 5: EDDY CURRENT INSTRUMENT P/N: NORTEC 600D; S/N: 210138503; DUE DATE: 21-JUL-24;[03] REPLACED TRAILING EDGE ASSY AFT FAIRING AND FASTENERS ON AFT STRUT FAIRING AT LT PYLON IAW B737-700 SRM 51-40-02 AND DWG 313A2752 REV A.;[04] REPLACED TRAILING EDGE ASSY AFT FAIRING AND FASTENERS ON AFT STRUT FAIRING AT LT PYLON IAW B737-700 SRM 51-40-02 AND DWG 313A2752 REV A. TASK COMPLETED;[05] CORRETED STEP 3<BR>REPLACED TRAILING EDGE ASSY AFT FAIRING AND FASTENERS ON AFT STRUT FAIRING AT LT PYLON IAW B737-700 SRM 51-40-02 AND DWG 313A2752 REV A. SEE INDIVIDUAL SIGN OFF BELOW;[06] CORRECTED STEP 4:<BR>REPLACED TRAILING EDGE ASSY AFT FAIRING AND FASTENERS ON AFT STRUT FAIRING AT LT PYLON IAW B737-700 SRM 51-40-02 AND DWG 313A2752 REV A. SEE INDIVIDUAL SIGN OFF BELOW. TASK COMPLETED

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