Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
August 2, 2021
Submitted
September 20, 2021
Operation
Air carrier
Aircraft
N410WN
Make and model
Boeing 7377H4
Aircraft serial
27897
Aircraft time
66,797 hours, 39,221 cycles
Part
Stringer
Condition
Cracked
Location
Bs 540 S24l
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 24L LOCATED BS 540 FWD CARGO COMPARTMENT ; 2021-356678 / [01] TOOL USED P/N: 45MG ; S/N: 130066401; CAL DUE DATE: 17-JUN -21; [02] TOOL USED: TEMPERATURE CONTROLLER P/N P3015GOES00000 S/N 142811020 DUE DATE: 21-JAN-22; [03] TOOL USED PN:NORTEC 500D; SN:N500X12101V022236; DUE DATE: 02-JUN-22; [04] PERFORMED PERMANENT REPAIR LOC. ON STR 24L BTW BS 500D TO BS 540 FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1 FIGURE 206. SRM 51-40-02-0G-0 DWG 143A1215 SHEET 2 REV:D. MATERIAL USED ALUMINUM SHEET P/N: 7075-T0-0.050; PO: 2021 139514 AND ALUMINUM SHEET P/N: 7075-T0-0.056; PO: 2021 127971; [05] CERTIFIED RII MAJOR REPAIR PERFORMED.

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