Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
December 5, 2023
Submitted
January 16, 2024
Operation
Air carrier
Aircraft
N455WN
Make and model
Boeing 7377H4
Aircraft serial
32462
Aircraft time
64,648 hours, 38,599 cycles
Part
Stringer
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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

CRACKED STRINGER AT AREA AFT OF FCB BS535 S-23L WL164. MARKED<[01] CRACK ON STRINGER FOUND TO BE OUT OF LIMIT; REMOVED DAMAGED STRINGER SECTION. THE DAMAGE WAS REPAIRED PER 737-700 SRM 53-00-03-2R-1 (REPAIR 1) AND EA 23-153-03569.;[02] VERIFIED MEASUREMENT TABLE.;[03] VERIFIED CORRECTIVE ACTION 1.

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