Service difficulty report · Stringer Splice · Boeing 7377H4

Difficulty date
August 9, 2021
Submitted
September 7, 2021
Operation
Air carrier
Aircraft
N442WN
Make and model
Boeing 7377H4
Aircraft serial
32459
Aircraft time
60,608 hours, 35,906 cycles
Part
Stringer Splice
Condition
Cracked
Location
Bs 787 S26r
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 INDICATION FOUND ON STRINGER SPLICE AT LEVEL OF STRINGER 26R ON STA 787+8 INCH AT LOWER FUSELAGE ; 2021-341609 / [01] TOOL USED: DIGITAL CALIPER P/N: 500-197-30; S/N: B20189362; DUE DATE: 23-NOV-21.; [02] TOOLS USED: POWER PACK P/N: FMK0003223; S/N: PE0412/63335; DUE DATE: 23-AUG-21; MULTIMETER P/N: FLUKE 87; S/N: 43050131; DUE DATE! 18-JAN-22; THERMOMETER P/N: FLUKE 566; S/N: 46660121WS; DUE DATE: 24-MAR-22.; [03] REPLACED STRINGER SPLICE AT LEVEL OF STRINGER 26R ON STA 787+8 INCH AT LOWER FUSELAGE IAW B737-700 SRM 51-10-02 ITEM 9; SRM 51-40-02 AND DRAWING 146A3230 SHEET 193 REV. -; [04] TASK CARD COMPLETED RII; [05] TASK CARD COMPLETED RII

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