Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
July 6, 2021
Submitted
August 12, 2021
Operation
Air carrier
Aircraft
N411WN
Make and model
Boeing 7377H4
Aircraft serial
29821
Aircraft time
66,572 hours, 39,411 cycles
Part
Stringer
Condition
Cracked
Location
Bs 540 S26l
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 26L LOCATED BS540 AT FWD CARGO COMPARTMENT (1 EA) ; 2021-311649 / [01] TOOL USED PN: 45MG; SN:130063701; DUE DATE: 11-MAY-22; [02] TOOL USED: TEMPERATURE CONTROLLER P/N P3015 GOES00000 S/N 112031023 DUE DATE: 22-JAN-22; [03] TOOL USED P/N: NORTEC 500D; S/N: N500X12101V022240; DUE DATE: 01-DEC-21.; [04] REPAIRED CRACK STRINGER 26L LOCATED BS540 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1 AND DWG# 143A3220 REV -; [05] REPAIRED CRACK STRINGER 26L LOCATED BS540 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1 AND DWG# 143A3220 REV - RII; [06] REPAIRED CRACK STRINGER 26L LOCATED BS540 AT FWD CARGO COMPARTMENT I.A.W B737-700 SRM 53-00-03-2R-1 REPAIR 1 AND DWG# 143A3220 REV - RII

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