Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
June 10, 2022
Submitted
July 1, 2022
Operation
Air carrier
Aircraft
N252WN
Make and model
Boeing 7377H4
Aircraft serial
34973
Aircraft time
53,431 hours, 31,865 cycles
Part
Stringer
Condition
Cracked
Location
Fwd Cargo
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 23L LOCATED BS540 AT FWD CARGO COMPARTMENT 2022-316955 / [01] EQUIPMENT P/N 45MG; S/N 130066701; DUE DATE 08-APR-23 WAS USED.;[02] TOOL USED EDDY CURRENT FLAW DETECTOR P/N: NORTEC 600D S/N: 60007161486; DUE DATE: 06-DEC-22.;[03] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 02-FEB-23; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 112820025; DUE DATE: 01-FEB-23.;[04] PERFORMED PERMANENT REPAIR STRINGER 23L LOCATED BTW BS500D TO BS540 IAW SRM B737-700 53-00-03-2R-1 REPAIR 1. MATERIAL USED: ALUMINUM SHEET 7075-T0 0.036? PO: 2022 126810 (CONVERTER TO 7075 T6) CHANNEL: BAC1493-249 P.O:2021 147833; ANGLES (2E/A): BAC1493-659 P.O: 2021 135083 SEE INDIVIDUAL SIGN OFF BELOW.;[05] CERTIFIED WORK PERFORMED RII <BR>SEE INDIVIDUAL SIGNOFFS BELOW

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